51368104 has 8 divisors (see below), whose sum is σ = 96315210. Its totient is φ = 25684048.

The previous prime is 51368087. The next prime is 51368111. The reversal of 51368104 is 40186315.

It can be written as a sum of positive squares in only one way, i.e., 42380100 + 8988004 = 6510^2 + 2998^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3210499 + ... + 3210514.

Almost surely, 2^51368104 is an apocalyptic number.

It is an amenable number.

51368104 is a deficient number, since it is larger than the sum of its proper divisors (44947106).

51368104 is a wasteful number, since it uses less digits than its factorization.

51368104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6421019 (or 6421015 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 51368104 is about 7167.1545260305. The cubic root of 51368104 is about 371.7330531762.

The spelling of 51368104 in words is "fifty-one million, three hundred sixty-eight thousand, one hundred four".