51064596 has 36 divisors (see below), whose sum is σ = 140815584. Its totient is φ = 15474000.

The previous prime is 51064591. The next prime is 51064603. The reversal of 51064596 is 69546015.

51064596 is a `hidden beast` number, since 5 + 1 + 0 + 64 + 596 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a self number, because there is not a number n which added to its sum of digits gives 51064596.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51064591) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64080 + ... + 64871.

It is an arithmetic number, because the mean of its divisors is an integer number (3911544).

Almost surely, 2^51064596 is an apocalyptic number.

It is an amenable number.

51064596 is an abundant number, since it is smaller than the sum of its proper divisors (89750988).

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

51064596 is a wasteful number, since it uses less digits than its factorization.

51064596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128972 (or 128967 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 51064596 is about 7145.9496219887. The cubic root of 51064596 is about 370.9994793211. Note that the first 3 decimals are identical.

It can be divided in two parts, 5 and 1064596, that added together give a palindrome (1064601).

The spelling of 51064596 in words is "fifty-one million, sixty-four thousand, five hundred ninety-six".