540938806 has 4 divisors (see below), whose sum is σ = 811408212. Its totient is φ = 270469402.

The previous prime is 540938777. The next prime is 540938813. The reversal of 540938806 is 608839045.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×540938806² = 585229583673411272, 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 as a sum of consecutive naturals, namely, 135234700 + ... + 135234703.

It is an arithmetic number, because the mean of its divisors is an integer number (202852053).

Almost surely, 2^540938806 is an apocalyptic number.

540938806 is a deficient number, since it is larger than the sum of its proper divisors (270469406).

540938806 is a wasteful number, since it uses less digits than its factorization.

540938806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270469405.

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 540938806 is about 23258.0911942489. The cubic root of 540938806 is about 814.7969213114.

The spelling of 540938806 in words is "five hundred forty million, nine hundred thirty-eight thousand, eight hundred six".