56209268 has 6 divisors (see below), whose sum is σ = 98366226. Its totient is φ = 28104632.

The previous prime is 56209267. The next prime is 56209271. The reversal of 56209268 is 86290265.

It can be written as a sum of positive squares in only one way, i.e., 55771024 + 438244 = 7468^2 + 662^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56209261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7026155 + ... + 7026162.

It is an arithmetic number, because the mean of its divisors is an integer number (16394371).

Almost surely, 2^56209268 is an apocalyptic number.

It is an amenable number.

56209268 is a deficient number, since it is larger than the sum of its proper divisors (42156958).

56209268 is a wasteful number, since it uses less digits than its factorization.

56209268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14052321 (or 14052319 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 56209268 is about 7497.2840415713. The cubic root of 56209268 is about 383.0622099658.

The spelling of 56209268 in words is "fifty-six million, two hundred nine thousand, two hundred sixty-eight".