51017048 has 16 divisors (see below), whose sum is σ = 96089280. Its totient is φ = 25393248.

The previous prime is 51017047. The next prime is 51017069. The reversal of 51017048 is 84071015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51017047) 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, 12515 + ... + 16082.

It is an arithmetic number, because the mean of its divisors is an integer number (6005580).

Almost surely, 2^51017048 is an apocalyptic number.

It is an amenable number.

51017048 is a deficient number, since it is larger than the sum of its proper divisors (45072232).

51017048 is a wasteful number, since it uses less digits than its factorization.

51017048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28826 (or 28822 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 26.

The square root of 51017048 is about 7142.6219275557. The cubic root of 51017048 is about 370.8842934414.

The spelling of 51017048 in words is "fifty-one million, seventeen thousand, forty-eight".