53971604 has 24 divisors (see below), whose sum is σ = 99079680. Its totient is φ = 25694496.

The previous prime is 53971597. The next prime is 53971613. The reversal of 53971604 is 40617935.

53971604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3077 + ... + 10835.

It is an arithmetic number, because the mean of its divisors is an integer number (4128320).

Almost surely, 2^53971604 is an apocalyptic number.

It is an amenable number.

53971604 is a deficient number, since it is larger than the sum of its proper divisors (45108076).

53971604 is a wasteful number, since it uses less digits than its factorization.

53971604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7847 (or 7845 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 53971604 is about 7346.5368712067. The cubic root of 53971604 is about 377.9100501702.

The spelling of 53971604 in words is "fifty-three million, nine hundred seventy-one thousand, six hundred four".