51374152 has 16 divisors (see below), whose sum is σ = 96410160. Its totient is φ = 25664784.

The previous prime is 51374143. The next prime is 51374173. The reversal of 51374152 is 25147315.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 51374152.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11043 + ... + 14989.

It is an arithmetic number, because the mean of its divisors is an integer number (6025635).

Almost surely, 2^51374152 is an apocalyptic number.

It is an amenable number.

51374152 is a deficient number, since it is larger than the sum of its proper divisors (45036008).

51374152 is a wasteful number, since it uses less digits than its factorization.

51374152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5580 (or 5576 counting only the distinct ones).

The product of its digits is 4200, while the sum is 28.

The square root of 51374152 is about 7167.5764383786. The cubic root of 51374152 is about 371.7476416925.

The spelling of 51374152 in words is "fifty-one million, three hundred seventy-four thousand, one hundred fifty-two".