51929144 has 16 divisors (see below), whose sum is σ = 98372400. Its totient is φ = 25696512.

The previous prime is 51929089. The next prime is 51929161. The reversal of 51929144 is 44192915.

It is a zygodrome in base 2.

It is a congruent number.

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, 32684 + ... + 34235.

It is an arithmetic number, because the mean of its divisors is an integer number (6148275).

Almost surely, 2^51929144 is an apocalyptic number.

It is an amenable number.

51929144 is a deficient number, since it is larger than the sum of its proper divisors (46443256).

51929144 is a wasteful number, since it uses less digits than its factorization.

51929144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67022 (or 67018 counting only the distinct ones).

The product of its digits is 12960, while the sum is 35.

The square root of 51929144 is about 7206.1878965234. The cubic root of 51929144 is about 373.0815060500.

The spelling of 51929144 in words is "fifty-one million, nine hundred twenty-nine thousand, one hundred forty-four".