51502036 has 24 divisors (see below), whose sum is σ = 95026176. Its totient is φ = 24387360.

The previous prime is 51502019. The next prime is 51502043. The reversal of 51502036 is 63020515.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 51501998 and 51502016.

It is a congruent 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, 1410 + ... + 10246.

It is an arithmetic number, because the mean of its divisors is an integer number (3959424).

Almost surely, 2^51502036 is an apocalyptic number.

It is an amenable number.

51502036 is a deficient number, since it is larger than the sum of its proper divisors (43524140).

51502036 is a wasteful number, since it uses less digits than its factorization.

51502036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8919 (or 8917 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 51502036 is about 7176.4919006434. The cubic root of 51502036 is about 372.0558458572.

The spelling of 51502036 in words is "fifty-one million, five hundred two thousand, thirty-six".