540669964 has 12 divisors (see below), whose sum is σ = 949033288. Its totient is φ = 269517600.

The previous prime is 540669919. The next prime is 540669991. The reversal of 540669964 is 469966045.

It is a super-2 number, since 2×540669964² = 584648019943522592, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202857 + ... + 205504.

Almost surely, 2^540669964 is an apocalyptic number.

It is an amenable number.

540669964 is a deficient number, since it is larger than the sum of its proper divisors (408363324).

540669964 is a wasteful number, since it uses less digits than its factorization.

540669964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408696 (or 408694 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 49.

The square root of 540669964 is about 23252.3109389153. The cubic root of 540669964 is about 814.6619165565.

The spelling of 540669964 in words is "five hundred forty million, six hundred sixty-nine thousand, nine hundred sixty-four".