53089994 has 16 divisors (see below), whose sum is σ = 81405000. Its totient is φ = 25958400.

The previous prime is 53089987. The next prime is 53090017. The reversal of 53089994 is 49998035.

It can be written as a sum of positive squares in 4 ways, for example, as 53071225 + 18769 = 7285^2 + 137^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41882 + ... + 43130.

Almost surely, 2^53089994 is an apocalyptic number.

53089994 is a deficient number, since it is larger than the sum of its proper divisors (28315006).

53089994 is a wasteful number, since it uses less digits than its factorization.

53089994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1705.

The product of its (nonzero) digits is 349920, while the sum is 47.

The square root of 53089994 is about 7286.2880810465. The cubic root of 53089994 is about 375.8410609743.

The spelling of 53089994 in words is "fifty-three million, eighty-nine thousand, nine hundred ninety-four".