51840710 has 16 divisors (see below), whose sum is σ = 93596256. Its totient is φ = 20673408.

The previous prime is 51840703. The next prime is 51840713. The reversal of 51840710 is 1704815.

It is a self number, because there is not a number n which added to its sum of digits gives 51840710.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51840713) 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, 4322 + ... + 11061.

It is an arithmetic number, because the mean of its divisors is an integer number (5849766).

Almost surely, 2^51840710 is an apocalyptic number.

51840710 is a deficient number, since it is larger than the sum of its proper divisors (41755546).

51840710 is a wasteful number, since it uses less digits than its factorization.

51840710 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15727.

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

The square root of 51840710 is about 7200.0493053867. The cubic root of 51840710 is about 372.8696029714.

The spelling of 51840710 in words is "fifty-one million, eight hundred forty thousand, seven hundred ten".