538720496 has 20 divisors (see below), whose sum is σ = 1045067784. Its totient is φ = 269025600.

The previous prime is 538720487. The next prime is 538720499. The reversal of 538720496 is 694027835.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538720499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7370 + ... + 33641.

Almost surely, 2^538720496 is an apocalyptic number.

It is an amenable number.

538720496 is a deficient number, since it is larger than the sum of its proper divisors (506347288).

538720496 is a wasteful number, since it uses less digits than its factorization.

538720496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41840 (or 41834 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 44.

The square root of 538720496 is about 23210.3532071358. The cubic root of 538720496 is about 813.6816081385.

The spelling of 538720496 in words is "five hundred thirty-eight million, seven hundred twenty thousand, four hundred ninety-six".