53504604 has 24 divisors (see below), whose sum is σ = 138715920. Its totient is φ = 17834832.

The previous prime is 53504603. The next prime is 53504617. The reversal of 53504604 is 40640535.

53504604 is a `hidden beast` number, since 5 + 3 + 50 + 4 + 604 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53504603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 247599 + ... + 247814.

It is an arithmetic number, because the mean of its divisors is an integer number (5779830).

Almost surely, 2^53504604 is an apocalyptic number.

53504604 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

53504604 is an abundant number, since it is smaller than the sum of its proper divisors (85211316).

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

53504604 is a wasteful number, since it uses less digits than its factorization.

53504604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495426 (or 495418 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 53504604 is about 7314.6841353540. The cubic root of 53504604 is about 376.8169106776.

The spelling of 53504604 in words is "fifty-three million, five hundred four thousand, six hundred four".