650604 has 12 divisors (see below), whose sum is σ = 1518104. Its totient is φ = 216864.

The previous prime is 650599. The next prime is 650609. The reversal of 650604 is 406056.

It is an interprime number because it is at equal distance from previous prime (650599) and next prime (650609).

It is a tau number, because it is divible by the number of its divisors (12).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 650604.

It is not an unprimeable number, because it can be changed into a prime (650609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27097 + ... + 27120.

2⁶⁵⁰⁶⁰⁴ is an apocalyptic number.

It is an amenable number.

650604 is an abundant number, since it is smaller than the sum of its proper divisors (867500).

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

650604 is a wasteful number, since it uses less digits than its factorization.

650604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54224 (or 54222 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 650604 is about 806.6002727498. The cubic root of 650604 is about 86.6507334286.

The spelling of 650604 in words is "six hundred fifty thousand, six hundred four".