53688370 has 16 divisors (see below), whose sum is σ = 96811200. Its totient is φ = 21437104.

The previous prime is 53688343. The next prime is 53688389. The reversal of 53688370 is 7388635.

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, 1509 + ... + 10471.

It is an arithmetic number, because the mean of its divisors is an integer number (6050700).

Almost surely, 2^53688370 is an apocalyptic number.

53688370 is a deficient number, since it is larger than the sum of its proper divisors (43122830).

53688370 is a wasteful number, since it uses less digits than its factorization.

53688370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9569.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 53688370 is about 7327.2348126698. The cubic root of 53688370 is about 377.2478206988.

The spelling of 53688370 in words is "fifty-three million, six hundred eighty-eight thousand, three hundred seventy".