51974544 has 40 divisors (see below), whose sum is σ = 134668960. Its totient is φ = 17273088.

The previous prime is 51974543. The next prime is 51974551. The reversal of 51974544 is 44547915.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51974543) 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, 16764 + ... + 19620.

It is an arithmetic number, because the mean of its divisors is an integer number (3366724).

Almost surely, 2^51974544 is an apocalyptic number.

It is an amenable number.

51974544 is an abundant number, since it is smaller than the sum of its proper divisors (82694416).

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

51974544 is a wasteful number, since it uses less digits than its factorization.

51974544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3247 (or 3241 counting only the distinct ones).

The product of its digits is 100800, while the sum is 39.

The square root of 51974544 is about 7209.3372788350. The cubic root of 51974544 is about 373.1901988146.

The spelling of 51974544 in words is "fifty-one million, nine hundred seventy-four thousand, five hundred forty-four".