51465364 has 12 divisors (see below), whose sum is σ = 90568800. Its totient is φ = 25588568.

The previous prime is 51465361. The next prime is 51465383. The reversal of 51465364 is 46356415.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51465361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35224 + ... + 36655.

It is an arithmetic number, because the mean of its divisors is an integer number (7547400).

Almost surely, 2^51465364 is an apocalyptic number.

It is an amenable number.

51465364 is a deficient number, since it is larger than the sum of its proper divisors (39103436).

51465364 is a wasteful number, since it uses less digits than its factorization.

51465364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72062 (or 72060 counting only the distinct ones).

The product of its digits is 43200, while the sum is 34.

The square root of 51465364 is about 7173.9364368525. The cubic root of 51465364 is about 371.9675174937.

The spelling of 51465364 in words is "fifty-one million, four hundred sixty-five thousand, three hundred sixty-four".