54685953 has 24 divisors (see below), whose sum is σ = 93190656. Its totient is φ = 30240000.

The previous prime is 54685949. The next prime is 54686017. The reversal of 54685953 is 35958645.

54685953 is a `hidden beast` number, since 54 + 6 + 8 + 595 + 3 = 666.

It is not a de Polignac number, because 54685953 - 2² = 54685949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54685899 and 54685908.

It is not an unprimeable number, because it can be changed into a prime (54681953) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12048 + ... + 15953.

It is an arithmetic number, because the mean of its divisors is an integer number (3882944).

Almost surely, 2^54685953 is an apocalyptic number.

It is an amenable number.

54685953 is a deficient number, since it is larger than the sum of its proper divisors (38504703).

54685953 is a wasteful number, since it uses less digits than its factorization.

54685953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28045 (or 28042 counting only the distinct ones).

The product of its digits is 648000, while the sum is 45.

The square root of 54685953 is about 7394.9951318442. The cubic root of 54685953 is about 379.5700423245.

The spelling of 54685953 in words is "fifty-four million, six hundred eighty-five thousand, nine hundred fifty-three".