51237344 has 24 divisors (see below), whose sum is σ = 101211768. Its totient is φ = 25532800.

The previous prime is 51237343. The next prime is 51237349. The reversal of 51237344 is 44373215.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51237343) 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, 7619 + ... + 12669.

It is an arithmetic number, because the mean of its divisors is an integer number (4217157).

Almost surely, 2^51237344 is an apocalyptic number.

It is an amenable number.

51237344 is a deficient number, since it is larger than the sum of its proper divisors (49974424).

51237344 is a wasteful number, since it uses less digits than its factorization.

51237344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5378 (or 5370 counting only the distinct ones).

The product of its digits is 10080, while the sum is 29.

The square root of 51237344 is about 7158.0265436781. The cubic root of 51237344 is about 371.4173636517.

The spelling of 51237344 in words is "fifty-one million, two hundred thirty-seven thousand, three hundred forty-four".