51846716 has 12 divisors (see below), whose sum is σ = 91257432. Its totient is φ = 25773168.

The previous prime is 51846713. The next prime is 51846721. The reversal of 51846716 is 61764815.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 51846716.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51846713) 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, 36770 + ... + 38153.

It is an arithmetic number, because the mean of its divisors is an integer number (7604786).

Almost surely, 2^51846716 is an apocalyptic number.

It is an amenable number.

51846716 is a deficient number, since it is larger than the sum of its proper divisors (39410716).

51846716 is a wasteful number, since it uses less digits than its factorization.

51846716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75100 (or 75098 counting only the distinct ones).

The product of its digits is 40320, while the sum is 38.

The square root of 51846716 is about 7200.4663737844. The cubic root of 51846716 is about 372.8840020049.

The spelling of 51846716 in words is "fifty-one million, eight hundred forty-six thousand, seven hundred sixteen".