51163304 has 16 divisors (see below), whose sum is σ = 98524500. Its totient is φ = 24890112.

The previous prime is 51163297. The next prime is 51163309. The reversal of 51163304 is 40336115.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 51122500 + 40804 = 7150^2 + 202^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 51163304.

It is not an unprimeable number, because it can be changed into a prime (51163309) 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, 86129 + ... + 86720.

Almost surely, 2^51163304 is an apocalyptic number.

It is an amenable number.

51163304 is a deficient number, since it is larger than the sum of its proper divisors (47361196).

51163304 is a wasteful number, since it uses less digits than its factorization.

51163304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172892 (or 172888 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 51163304 is about 7152.8528574269. The cubic root of 51163304 is about 371.2383731201.

Adding to 51163304 its reverse (40336115), we get a palindrome (91499419).

The spelling of 51163304 in words is "fifty-one million, one hundred sixty-three thousand, three hundred four".