51874416 has 60 divisors (see below), whose sum is σ = 158379000. Its totient is φ = 15719040.

The previous prime is 51874399. The next prime is 51874441. The reversal of 51874416 is 61447815.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14791 + ... + 17958.

It is an arithmetic number, because the mean of its divisors is an integer number (2639650).

Almost surely, 2^51874416 is an apocalyptic number.

It is an amenable number.

51874416 is an abundant number, since it is smaller than the sum of its proper divisors (106504584).

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

51874416 is a wasteful number, since it uses less digits than its factorization.

51874416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32774 (or 32765 counting only the distinct ones).

The product of its digits is 26880, while the sum is 36.

The square root of 51874416 is about 7202.3896034580. The cubic root of 51874416 is about 372.9503967465.

The spelling of 51874416 in words is "fifty-one million, eight hundred seventy-four thousand, four hundred sixteen".