51598630 has 16 divisors (see below), whose sum is σ = 92962800. Its totient is φ = 20620512.

The previous prime is 51598583. The next prime is 51598633. The reversal of 51598630 is 3689515.

It is a self number, because there is not a number n which added to its sum of digits gives 51598630.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51598633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15472 + ... + 18508.

It is an arithmetic number, because the mean of its divisors is an integer number (5810175).

Almost surely, 2^51598630 is an apocalyptic number.

51598630 is a deficient number, since it is larger than the sum of its proper divisors (41364170).

51598630 is a wasteful number, since it uses less digits than its factorization.

51598630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4743.

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 51598630 is about 7183.2186379088. The cubic root of 51598630 is about 372.2883021549.

The spelling of 51598630 in words is "fifty-one million, five hundred ninety-eight thousand, six hundred thirty".