56403102 has 32 divisors (see below), whose sum is σ = 131668992. Its totient is φ = 15771744.

The previous prime is 56403097. The next prime is 56403121. The reversal of 56403102 is 20130465.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12313 + ... + 16260.

It is an arithmetic number, because the mean of its divisors is an integer number (4114656).

Almost surely, 2^56403102 is an apocalyptic number.

56403102 is an abundant number, since it is smaller than the sum of its proper divisors (75265890).

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

56403102 is a wasteful number, since it uses less digits than its factorization.

56403102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28632.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 56403102 is about 7510.1998641847. The cubic root of 56403102 is about 383.5020264876.

56403102 divided by its sum of digits (21) gives a palindrome (2685862).

Adding to 56403102 its reverse (20130465), we get a palindrome (76533567).

The spelling of 56403102 in words is "fifty-six million, four hundred three thousand, one hundred two".