670079578 has 16 divisors (see below), whose sum is σ = 1175423040. Its totient is φ = 280498176.

The previous prime is 670079569. The next prime is 670079587. The reversal of 670079578 is 875970076.

It is an interprime number because it is at equal distance from previous prime (670079569) and next prime (670079587).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 555943 + ... + 557146.

It is an arithmetic number, because the mean of its divisors is an integer number (73463940).

Almost surely, 2^670079578 is an apocalyptic number.

670079578 is a deficient number, since it is larger than the sum of its proper divisors (505343462).

670079578 is a wasteful number, since it uses less digits than its factorization.

670079578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1113141.

The product of its (nonzero) digits is 740880, while the sum is 49.

The square root of 670079578 is about 25885.8953486257. The cubic root of 670079578 is about 875.0686544226.

The spelling of 670079578 in words is "six hundred seventy million, seventy-nine thousand, five hundred seventy-eight".