867970664 has 16 divisors (see below), whose sum is σ = 1775394720. Its totient is φ = 394532080.

The previous prime is 867970661. The next prime is 867970693. The reversal of 867970664 is 466079768.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (867970661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4931564 + ... + 4931739.

It is an arithmetic number, because the mean of its divisors is an integer number (110962170).

Almost surely, 2^867970664 is an apocalyptic number.

It is an amenable number.

867970664 is an abundant number, since it is smaller than the sum of its proper divisors (907424056).

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

867970664 is a wasteful number, since it uses less digits than its factorization.

867970664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9863320 (or 9863316 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 53.

The square root of 867970664 is about 29461.3418567451. The cubic root of 867970664 is about 953.8974379441.

The spelling of 867970664 in words is "eight hundred sixty-seven million, nine hundred seventy thousand, six hundred sixty-four".