53529988 has 6 divisors (see below), whose sum is σ = 93677486. Its totient is φ = 26764992.

The previous prime is 53529977. The next prime is 53529989. The reversal of 53529988 is 88992535.

It can be written as a sum of positive squares in only one way, i.e., 31270464 + 22259524 = 5592^2 + 4718^2 .

It is not an unprimeable number, because it can be changed into a prime (53529989) 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 as a sum of consecutive naturals, namely, 6691245 + ... + 6691252.

Almost surely, 2^53529988 is an apocalyptic number.

It is an amenable number.

53529988 is a deficient number, since it is larger than the sum of its proper divisors (40147498).

53529988 is a wasteful number, since it uses less digits than its factorization.

53529988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13382501 (or 13382499 counting only the distinct ones).

The product of its digits is 777600, while the sum is 49.

The square root of 53529988 is about 7316.4190694629. The cubic root of 53529988 is about 376.8764918943.

The spelling of 53529988 in words is "fifty-three million, five hundred twenty-nine thousand, nine hundred eighty-eight".