670072422 has 8 divisors (see below), whose sum is σ = 1340144856. Its totient is φ = 223357472.

The previous prime is 670072387. The next prime is 670072439. The reversal of 670072422 is 224270076.

It is a sphenic number, since it is the product of 3 distinct primes.

670072422 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 670072422.

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, 55839363 + ... + 55839374.

It is an arithmetic number, because the mean of its divisors is an integer number (167518107).

Almost surely, 2^670072422 is an apocalyptic number.

670072422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

670072422 is a wasteful number, since it uses less digits than its factorization.

670072422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111678742.

The product of its (nonzero) digits is 9408, while the sum is 30.

The square root of 670072422 is about 25885.7571262654. The cubic root of 670072422 is about 875.0655393629.

The spelling of 670072422 in words is "six hundred seventy million, seventy-two thousand, four hundred twenty-two".