670190128 has 20 divisors (see below), whose sum is σ = 1300085440. Its totient is φ = 334684224.

The previous prime is 670190111. The next prime is 670190149. The reversal of 670190128 is 821091076.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 670190093 and 670190102.

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, 12000 + ... + 38527.

It is an arithmetic number, because the mean of its divisors is an integer number (65004272).

Almost surely, 2^670190128 is an apocalyptic number.

It is an amenable number.

670190128 is a deficient number, since it is larger than the sum of its proper divisors (629895312).

670190128 is a wasteful number, since it uses less digits than its factorization.

670190128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51364 (or 51358 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 34.

The square root of 670190128 is about 25888.0305933070. The cubic root of 670190128 is about 875.1167748367.

The spelling of 670190128 in words is "six hundred seventy million, one hundred ninety thousand, one hundred twenty-eight".