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540404022 = 2390067337
BaseRepresentation
bin100000001101011…
…110100100110110
31101122212100221210
4200031132210312
52101320412042
6125342422250
716251233634
oct4015364466
91348770853
10540404022
112580535a4
12130b91986
1387c607c2
1451ab2354
1532699a9c
hex2035e936

540404022 has 8 divisors (see below), whose sum is σ = 1080808056. Its totient is φ = 180134672.

The previous prime is 540404017. The next prime is 540404027. The reversal of 540404022 is 220404045.

It is an interprime number because it is at equal distance from previous prime (540404017) and next prime (540404027).

It is a sphenic number, since it is the product of 3 distinct primes.

540404022 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 540404022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540404027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45033663 + ... + 45033674.

It is an arithmetic number, because the mean of its divisors is an integer number (135101007).

Almost surely, 2540404022 is an apocalyptic number.

540404022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

540404022 is a wasteful number, since it uses less digits than its factorization.

540404022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90067342.

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 540404022 is about 23246.5916211388. The cubic root of 540404022 is about 814.5283240597.

Adding to 540404022 its reverse (220404045), we get a palindrome (760808067).

The spelling of 540404022 in words is "five hundred forty million, four hundred four thousand, twenty-two".

Divisors: 1 2 3 6 90067337 180134674 270202011 540404022