53658764 has 6 divisors (see below), whose sum is σ = 93902844. Its totient is φ = 26829380.

The previous prime is 53658763. The next prime is 53658809. The reversal of 53658764 is 46785635.

It is not an unprimeable number, because it can be changed into a prime (53658763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6707342 + ... + 6707349.

It is an arithmetic number, because the mean of its divisors is an integer number (15650474).

Almost surely, 2^53658764 is an apocalyptic number.

It is an amenable number.

53658764 is a deficient number, since it is larger than the sum of its proper divisors (40244080).

53658764 is a wasteful number, since it uses less digits than its factorization.

53658764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13414695 (or 13414693 counting only the distinct ones).

The product of its digits is 604800, while the sum is 44.

The square root of 53658764 is about 7325.2142630779. The cubic root of 53658764 is about 377.1784645695.

The spelling of 53658764 in words is "fifty-three million, six hundred fifty-eight thousand, seven hundred sixty-four".