670604550 has 96 divisors (see below), whose sum is σ = 2073510144. Its totient is φ = 139344000.

The previous prime is 670604521. The next prime is 670604551. The reversal of 670604550 is 55406076.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670604551) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17481 + ... + 40580.

It is an arithmetic number, because the mean of its divisors is an integer number (21599064).

Almost surely, 2^670604550 is an apocalyptic number.

670604550 is an abundant number, since it is smaller than the sum of its proper divisors (1402905594).

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

670604550 is a wasteful number, since it uses less digits than its factorization.

670604550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58094 (or 58089 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 670604550 is about 25896.0334800525. The cubic root of 670604550 is about 875.2971181457.

The spelling of 670604550 in words is "six hundred seventy million, six hundred four thousand, five hundred fifty".