56363904 has 128 divisors (see below), whose sum is σ = 170380800. Its totient is φ = 18335232.

The previous prime is 56363843. The next prime is 56363917. The reversal of 56363904 is 40936365.

56363904 is a `hidden beast` number, since 563 + 6 + 3 + 90 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 162259 + ... + 162605.

It is an arithmetic number, because the mean of its divisors is an integer number (1331100).

Almost surely, 2^56363904 is an apocalyptic number.

56363904 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56363904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85190400).

56363904 is an abundant number, since it is smaller than the sum of its proper divisors (114016896).

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

56363904 is a wasteful number, since it uses less digits than its factorization.

56363904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417 (or 399 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 36.

The square root of 56363904 is about 7507.5897597032. The cubic root of 56363904 is about 383.4131661496.

The spelling of 56363904 in words is "fifty-six million, three hundred sixty-three thousand, nine hundred four".