51924932 has 6 divisors (see below), whose sum is σ = 90868638. Its totient is φ = 25962464.

The previous prime is 51924931. The next prime is 51924941. The reversal of 51924932 is 23942915.

It can be written as a sum of positive squares in only one way, i.e., 46430596 + 5494336 = 6814^2 + 2344^2 .

It is a junction number, because it is equal to n+sod(n) for n = 51924892 and 51924901.

It is not an unprimeable number, because it can be changed into a prime (51924931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6490613 + ... + 6490620.

It is an arithmetic number, because the mean of its divisors is an integer number (15144773).

Almost surely, 2^51924932 is an apocalyptic number.

It is an amenable number.

51924932 is a deficient number, since it is larger than the sum of its proper divisors (38943706).

51924932 is a wasteful number, since it uses less digits than its factorization.

51924932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12981237 (or 12981235 counting only the distinct ones).

The product of its digits is 19440, while the sum is 35.

The square root of 51924932 is about 7205.8956417645. The cubic root of 51924932 is about 373.0714188319.

The spelling of 51924932 in words is "fifty-one million, nine hundred twenty-four thousand, nine hundred thirty-two".