670498616 has 16 divisors (see below), whose sum is σ = 1283934240. Its totient is φ = 328116160.

The previous prime is 670498603. The next prime is 670498627. The reversal of 670498616 is 616894076.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 891245 + ... + 891996.

It is an arithmetic number, because the mean of its divisors is an integer number (80245890).

Almost surely, 2^670498616 is an apocalyptic number.

It is an amenable number.

670498616 is a deficient number, since it is larger than the sum of its proper divisors (613435624).

670498616 is a wasteful number, since it uses less digits than its factorization.

670498616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1783294 (or 1783290 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 47.

The square root of 670498616 is about 25893.9880281119. The cubic root of 670498616 is about 875.2510260994.

The spelling of 670498616 in words is "six hundred seventy million, four hundred ninety-eight thousand, six hundred sixteen".