51599748 has 48 divisors (see below), whose sum is σ = 126443520. Its totient is φ = 16356000.

The previous prime is 51599711. The next prime is 51599759. The reversal of 51599748 is 84799515.

It is a junction number, because it is equal to n+sod(n) for n = 51599697 and 51599706.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20773 + ... + 23123.

It is an arithmetic number, because the mean of its divisors is an integer number (2634240).

Almost surely, 2^51599748 is an apocalyptic number.

It is an amenable number.

51599748 is an abundant number, since it is smaller than the sum of its proper divisors (74843772).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51599748 is a wasteful number, since it uses less digits than its factorization.

51599748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2448 (or 2446 counting only the distinct ones).

The product of its digits is 453600, while the sum is 48.

The square root of 51599748 is about 7183.2964577553. The cubic root of 51599748 is about 372.2909909557.

The spelling of 51599748 in words is "fifty-one million, five hundred ninety-nine thousand, seven hundred forty-eight".