51902016 has 28 divisors (see below), whose sum is σ = 137324592. Its totient is φ = 17300608.

The previous prime is 51901987. The next prime is 51902017. The reversal of 51902016 is 61020915.

51902016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (51902017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134970 + ... + 135353.

Almost surely, 2^51902016 is an apocalyptic number.

It is an amenable number.

51902016 is an abundant number, since it is smaller than the sum of its proper divisors (85422576).

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

51902016 is a wasteful number, since it uses less digits than its factorization.

51902016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270338 (or 270328 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 51902016 is about 7204.3053794242. The cubic root of 51902016 is about 373.0165282922.

The spelling of 51902016 in words is "fifty-one million, nine hundred two thousand, sixteen".