53812432 has 10 divisors (see below), whose sum is σ = 104261618. Its totient is φ = 26906208.

The previous prime is 53812417. The next prime is 53812439. The reversal of 53812432 is 23421835.

It can be written as a sum of positive squares in only one way, i.e., 44836416 + 8976016 = 6696^2 + 2996^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53812432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53812439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1681623 + ... + 1681654.

Almost surely, 2^53812432 is an apocalyptic number.

It is an amenable number.

53812432 is a deficient number, since it is larger than the sum of its proper divisors (50449186).

53812432 is a wasteful number, since it uses less digits than its factorization.

53812432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3363285 (or 3363279 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 53812432 is about 7335.6957406915. The cubic root of 53812432 is about 377.5381760436.

The spelling of 53812432 in words is "fifty-three million, eight hundred twelve thousand, four hundred thirty-two".