540857672 has 16 divisors (see below), whose sum is σ = 1016334060. Its totient is φ = 269835264.

The previous prime is 540857599. The next prime is 540857677. The reversal of 540857672 is 276758045.

It can be written as a sum of positive squares in 2 ways, for example, as 464574916 + 76282756 = 21554^2 + 8734^2 .

It is a super-2 number, since 2×540857672² = 585054042722519168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (540857677) 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, 70313 + ... + 77624.

Almost surely, 2^540857672 is an apocalyptic number.

It is an amenable number.

540857672 is a deficient number, since it is larger than the sum of its proper divisors (475476388).

540857672 is a wasteful number, since it uses less digits than its factorization.

540857672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148400 (or 148396 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 44.

The square root of 540857672 is about 23256.3469186371. The cubic root of 540857672 is about 814.7561828532.

The spelling of 540857672 in words is "five hundred forty million, eight hundred fifty-seven thousand, six hundred seventy-two".