56331234 has 32 divisors (see below), whose sum is σ = 132546240. Its totient is φ = 17672256.

The previous prime is 56331229. The next prime is 56331241. The reversal of 56331234 is 43213365.

It is a happy number.

56331234 is a `hidden beast` number, since 5 + 633 + 1 + 23 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 56331198 and 56331207.

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, 29764 + ... + 31599.

It is an arithmetic number, because the mean of its divisors is an integer number (4142070).

Almost surely, 2^56331234 is an apocalyptic number.

56331234 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

56331234 is an abundant number, since it is smaller than the sum of its proper divisors (76215006).

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

56331234 is a wasteful number, since it uses less digits than its factorization.

56331234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61391 (or 61385 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

The square root of 56331234 is about 7505.4136461623. The cubic root of 56331234 is about 383.3390730500.

Adding to 56331234 its reverse (43213365), we get a palindrome (99544599).

It can be divided in two parts, 56331 and 234, that added together give a palindrome (56565).

The spelling of 56331234 in words is "fifty-six million, three hundred thirty-one thousand, two hundred thirty-four".