51169316 has 24 divisors (see below), whose sum is σ = 98466816. Its totient is φ = 23073120.

The previous prime is 51169309. The next prime is 51169367. The reversal of 51169316 is 61396115.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1010 + ... + 10166.

It is an arithmetic number, because the mean of its divisors is an integer number (4102784).

Almost surely, 2^51169316 is an apocalyptic number.

It is an amenable number.

51169316 is a deficient number, since it is larger than the sum of its proper divisors (47297500).

51169316 is a wasteful number, since it uses less digits than its factorization.

51169316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9299 (or 9297 counting only the distinct ones).

The product of its digits is 4860, while the sum is 32.

The square root of 51169316 is about 7153.2730969815. The cubic root of 51169316 is about 371.2529134742.

The spelling of 51169316 in words is "fifty-one million, one hundred sixty-nine thousand, three hundred sixteen".