53973659 has 8 divisors (see below), whose sum is σ = 55271760. Its totient is φ = 52690176.

The previous prime is 53973631. The next prime is 53973677. The reversal of 53973659 is 95637935.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53973659 - 2²⁰ = 52925083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53973679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4007 + ... + 11135.

It is an arithmetic number, because the mean of its divisors is an integer number (6908970).

Almost surely, 2^53973659 is an apocalyptic number.

53973659 is a deficient number, since it is larger than the sum of its proper divisors (1298101).

53973659 is a wasteful number, since it uses less digits than its factorization.

53973659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7309.

The product of its digits is 765450, while the sum is 47.

The square root of 53973659 is about 7346.6767316930. The cubic root of 53973659 is about 377.9148464905.

The spelling of 53973659 in words is "fifty-three million, nine hundred seventy-three thousand, six hundred fifty-nine".