970685388 has 18 divisors (see below), whose sum is σ = 2453677044. Its totient is φ = 323561784.

The previous prime is 970685377. The next prime is 970685411. The reversal of 970685388 is 883586079.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13481706 + ... + 13481777.

Almost surely, 2^970685388 is an apocalyptic number.

It is an amenable number.

970685388 is an abundant number, since it is smaller than the sum of its proper divisors (1482991656).

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

970685388 is a wasteful number, since it uses less digits than its factorization.

970685388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26963493 (or 26963488 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The square root of 970685388 is about 31155.8243030095. The cubic root of 970685388 is about 990.1313936411.

The spelling of 970685388 in words is "nine hundred seventy million, six hundred eighty-five thousand, three hundred eighty-eight".