56263420 has 12 divisors (see below), whose sum is σ = 118153224. Its totient is φ = 22505360.

The previous prime is 56263381. The next prime is 56263457. The reversal of 56263420 is 2436265.

It is a happy number.

It is a congruent number.

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, 1406566 + ... + 1406605.

It is an arithmetic number, because the mean of its divisors is an integer number (9846102).

Almost surely, 2^56263420 is an apocalyptic number.

It is an amenable number.

56263420 is an abundant number, since it is smaller than the sum of its proper divisors (61889804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56263420 is a wasteful number, since it uses less digits than its factorization.

56263420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2813180 (or 2813178 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 56263420 is about 7500.8946133111. The cubic root of 56263420 is about 383.1851845075.

Adding to 56263420 its reverse (2436265), we get a palindrome (58699685).

The spelling of 56263420 in words is "fifty-six million, two hundred sixty-three thousand, four hundred twenty".