953604 has 18 divisors (see below), whose sum is σ = 2410590. Its totient is φ = 317856.

The previous prime is 953593. The next prime is 953621. The reversal of 953604 is 406359.

It is a happy number.

953604 is a `hidden beast` number, since 9 + 53 + 604 = 666.

It can be written as a sum of positive squares in only one way, i.e., 705600 + 248004 = 840^2 + 498^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

953604 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13209 + ... + 13280.

2⁹⁵³⁶⁰⁴ is an apocalyptic number.

It is an amenable number.

953604 is an abundant number, since it is smaller than the sum of its proper divisors (1456986).

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

953604 is a wasteful number, since it uses less digits than its factorization.

953604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26499 (or 26494 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 953604 is about 976.5264973363. The cubic root of 953604 is about 98.4289127808.

The spelling of 953604 in words is "nine hundred fifty-three thousand, six hundred four".