670676598 has 24 divisors (see below), whose sum is σ = 1506953448. Its totient is φ = 223558704.

The previous prime is 670676593. The next prime is 670676641. The reversal of 670676598 is 895676076.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670676593) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 689511 + ... + 690482.

It is an arithmetic number, because the mean of its divisors is an integer number (62789727).

Almost surely, 2^670676598 is an apocalyptic number.

670676598 is an abundant number, since it is smaller than the sum of its proper divisors (836276850).

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

670676598 is a wasteful number, since it uses less digits than its factorization.

670676598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1380010 (or 1379998 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 54.

The square root of 670676598 is about 25897.4245437650. The cubic root of 670676598 is about 875.3284635680.

The spelling of 670676598 in words is "six hundred seventy million, six hundred seventy-six thousand, five hundred ninety-eight".