56402516 has 12 divisors (see below), whose sum is σ = 101888640. Its totient is φ = 27291480.

The previous prime is 56402473. The next prime is 56402519. The reversal of 56402516 is 61520465.

It is a super-2 number, since 2×56402516² = 6362487622260512, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56402519) 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, 227306 + ... + 227553.

It is an arithmetic number, because the mean of its divisors is an integer number (8490720).

Almost surely, 2^56402516 is an apocalyptic number.

It is an amenable number.

56402516 is a deficient number, since it is larger than the sum of its proper divisors (45486124).

56402516 is a wasteful number, since it uses less digits than its factorization.

56402516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454894 (or 454892 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 56402516 is about 7510.1608504745. The cubic root of 56402516 is about 383.5006983516.

The spelling of 56402516 in words is "fifty-six million, four hundred two thousand, five hundred sixteen".