670672626 has 16 divisors (see below), whose sum is σ = 1444525824. Its totient is φ = 206360784.

The previous prime is 670672609. The next prime is 670672643. The reversal of 670672626 is 626276076.

It is an interprime number because it is at equal distance from previous prime (670672609) and next prime (670672643).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4299106 + ... + 4299261.

It is an arithmetic number, because the mean of its divisors is an integer number (90282864).

Almost surely, 2^670672626 is an apocalyptic number.

670672626 is an abundant number, since it is smaller than the sum of its proper divisors (773853198).

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

670672626 is a wasteful number, since it uses less digits than its factorization.

670672626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8598385.

The product of its (nonzero) digits is 254016, while the sum is 42.

The square root of 670672626 is about 25897.3478564891. The cubic root of 670672626 is about 875.3267355560.

The spelling of 670672626 in words is "six hundred seventy million, six hundred seventy-two thousand, six hundred twenty-six".