53328764 has 6 divisors (see below), whose sum is σ = 93325344. Its totient is φ = 26664380.

The previous prime is 53328761. The next prime is 53328799. The reversal of 53328764 is 46782335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53328761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6666092 + ... + 6666099.

It is an arithmetic number, because the mean of its divisors is an integer number (15554224).

Almost surely, 2^53328764 is an apocalyptic number.

It is an amenable number.

53328764 is a deficient number, since it is larger than the sum of its proper divisors (39996580).

53328764 is a wasteful number, since it uses less digits than its factorization.

53328764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13332195 (or 13332193 counting only the distinct ones).

The product of its digits is 120960, while the sum is 38.

The square root of 53328764 is about 7302.6545858338. The cubic root of 53328764 is about 376.4036614772.

The spelling of 53328764 in words is "fifty-three million, three hundred twenty-eight thousand, seven hundred sixty-four".