540212402 has 8 divisors (see below), whose sum is σ = 810449712. Its totient is φ = 270062500.

The previous prime is 540212381. The next prime is 540212423. The reversal of 540212402 is 204212045.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (540212381) and next prime (540212423).

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3224 + ... + 33027.

It is an arithmetic number, because the mean of its divisors is an integer number (101306214).

Almost surely, 2^540212402 is an apocalyptic number.

540212402 is a deficient number, since it is larger than the sum of its proper divisors (270237310).

540212402 is a wasteful number, since it uses less digits than its factorization.

540212402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43704.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 540212402 is about 23242.4697913109. The cubic root of 540212402 is about 814.4320390812.

Adding to 540212402 its reverse (204212045), we get a palindrome (744424447).

The spelling of 540212402 in words is "five hundred forty million, two hundred twelve thousand, four hundred two".