53113690 has 16 divisors (see below), whose sum is σ = 109262592. Its totient is φ = 18210384.

The previous prime is 53113679. The next prime is 53113733. The reversal of 53113690 is 9631135.

It is a super-2 number, since 2×53113690² = 5642128130832200, which contains 22 as substring.

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, 379314 + ... + 379453.

It is an arithmetic number, because the mean of its divisors is an integer number (6828912).

Almost surely, 2^53113690 is an apocalyptic number.

53113690 is an abundant number, since it is smaller than the sum of its proper divisors (56148902).

53113690 is a wasteful number, since it uses less digits than its factorization.

53113690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758781.

The product of its (nonzero) digits is 2430, while the sum is 28.

The square root of 53113690 is about 7287.9139676591. The cubic root of 53113690 is about 375.8969698467.

The spelling of 53113690 in words is "fifty-three million, one hundred thirteen thousand, six hundred ninety".