53319658 has 16 divisors (see below), whose sum is σ = 95379840. Its totient is φ = 21857616.

The previous prime is 53319649. The next prime is 53319671. The reversal of 53319658 is 85691335.

It is a self number, because there is not a number n which added to its sum of digits gives 53319658.

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, 82473 + ... + 83116.

It is an arithmetic number, because the mean of its divisors is an integer number (5961240).

Almost surely, 2^53319658 is an apocalyptic number.

53319658 is a deficient number, since it is larger than the sum of its proper divisors (42060182).

53319658 is a wasteful number, since it uses less digits than its factorization.

53319658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165621.

The product of its digits is 97200, while the sum is 40.

The square root of 53319658 is about 7302.0310873071. The cubic root of 53319658 is about 376.3822363488.

The spelling of 53319658 in words is "fifty-three million, three hundred nineteen thousand, six hundred fifty-eight".