53538668 has 6 divisors (see below), whose sum is σ = 93692676. Its totient is φ = 26769332.

The previous prime is 53538659. The next prime is 53538671. The reversal of 53538668 is 86683535.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6692330 + ... + 6692337.

It is an arithmetic number, because the mean of its divisors is an integer number (15615446).

Almost surely, 2^53538668 is an apocalyptic number.

It is an amenable number.

53538668 is a deficient number, since it is larger than the sum of its proper divisors (40154008).

53538668 is a wasteful number, since it uses less digits than its factorization.

53538668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13384671 (or 13384669 counting only the distinct ones).

The product of its digits is 518400, while the sum is 44.

The square root of 53538668 is about 7317.0122317788. The cubic root of 53538668 is about 376.8968612316.

The spelling of 53538668 in words is "fifty-three million, five hundred thirty-eight thousand, six hundred sixty-eight".