540046623 has 8 divisors (see below), whose sum is σ = 724041136. Its totient is φ = 358041600.

The previous prime is 540046621. The next prime is 540046631. The reversal of 540046623 is 326640045.

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

It is not a de Polignac number, because 540046623 - 2¹ = 540046621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540046621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 496738 + ... + 497823.

It is an arithmetic number, because the mean of its divisors is an integer number (90505142).

Almost surely, 2^540046623 is an apocalyptic number.

540046623 is a deficient number, since it is larger than the sum of its proper divisors (183994513).

540046623 is a wasteful number, since it uses less digits than its factorization.

540046623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994745.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 540046623 is about 23238.9032228287. The cubic root of 540046623 is about 814.3487202841.

Adding to 540046623 its reverse (326640045), we get a palindrome (866686668).

The spelling of 540046623 in words is "five hundred forty million, forty-six thousand, six hundred twenty-three".