53207984 has 20 divisors (see below), whose sum is σ = 103509000. Its totient is φ = 26496000.

The previous prime is 53207981. The next prime is 53207989. The reversal of 53207984 is 48970235.

It is a super-2 number, since 2×53207984² = 5662179122688512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53207981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2609 + ... + 10640.

It is an arithmetic number, because the mean of its divisors is an integer number (5175450).

Almost surely, 2^53207984 is an apocalyptic number.

It is an amenable number.

53207984 is a deficient number, since it is larger than the sum of its proper divisors (50301016).

53207984 is a wasteful number, since it uses less digits than its factorization.

53207984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13508 (or 13502 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 53207984 is about 7294.3803026714. The cubic root of 53207984 is about 376.1192846221.

The spelling of 53207984 in words is "fifty-three million, two hundred seven thousand, nine hundred eighty-four".