53300664 has 24 divisors (see below), whose sum is σ = 144356160. Its totient is φ = 17766864.

The previous prime is 53300657. The next prime is 53300671. The reversal of 53300664 is 46600335.

It is an interprime number because it is at equal distance from previous prime (53300657) and next prime (53300671).

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 370072 + ... + 370215.

It is an arithmetic number, because the mean of its divisors is an integer number (6014840).

Almost surely, 2^53300664 is an apocalyptic number.

It is an amenable number.

53300664 is an abundant number, since it is smaller than the sum of its proper divisors (91055496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53300664 is a wasteful number, since it uses less digits than its factorization.

53300664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740299 (or 740292 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 53300664 is about 7300.7303744215. The cubic root of 53300664 is about 376.3375383048.

Adding to 53300664 its reverse (46600335), we get a palindrome (99900999).

The spelling of 53300664 in words is "fifty-three million, three hundred thousand, six hundred sixty-four".