51504326 has 16 divisors (see below), whose sum is σ = 82118400. Its totient is φ = 24158088.

The previous prime is 51504317. The next prime is 51504329. The reversal of 51504326 is 62340515.

It is a junction number, because it is equal to n+sod(n) for n = 51504295 and 51504304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51504329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2666 + ... + 10493.

It is an arithmetic number, because the mean of its divisors is an integer number (5132400).

Almost surely, 2^51504326 is an apocalyptic number.

51504326 is a deficient number, since it is larger than the sum of its proper divisors (30614074).

51504326 is a wasteful number, since it uses less digits than its factorization.

51504326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13283.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 51504326 is about 7176.6514475764. The cubic root of 51504326 is about 372.0613601716.

The spelling of 51504326 in words is "fifty-one million, five hundred four thousand, three hundred twenty-six".