51922737 has 12 divisors (see below), whose sum is σ = 77419264. Its totient is φ = 33498360.

The previous prime is 51922723. The next prime is 51922781. The reversal of 51922737 is 73722915.

It is not a de Polignac number, because 51922737 - 2⁴ = 51922721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51922037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92773 + ... + 93330.

Almost surely, 2^51922737 is an apocalyptic number.

It is an amenable number.

51922737 is a deficient number, since it is larger than the sum of its proper divisors (25496527).

51922737 is a wasteful number, since it uses less digits than its factorization.

51922737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186140 (or 186137 counting only the distinct ones).

The product of its digits is 26460, while the sum is 36.

The square root of 51922737 is about 7205.7433343133. The cubic root of 51922737 is about 373.0661618628.

The spelling of 51922737 in words is "fifty-one million, nine hundred twenty-two thousand, seven hundred thirty-seven".