540732408 has 32 divisors (see below), whose sum is σ = 1354613760. Its totient is φ = 179873120.

The previous prime is 540732397. The next prime is 540732427. The reversal of 540732408 is 804237045.

It is a super-2 number, since 2×540732408² = 584783074122956928, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11160 + ... + 34727.

It is an arithmetic number, because the mean of its divisors is an integer number (42331680).

Almost surely, 2^540732408 is an apocalyptic number.

It is an amenable number.

540732408 is an abundant number, since it is smaller than the sum of its proper divisors (813881352).

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

540732408 is a wasteful number, since it uses less digits than its factorization.

540732408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46387 (or 46383 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 540732408 is about 23253.6536484054. The cubic root of 540732408 is about 814.6932781349.

The spelling of 540732408 in words is "five hundred forty million, seven hundred thirty-two thousand, four hundred eight".