969969672 has 48 divisors (see below), whose sum is σ = 3002288640. Its totient is φ = 277134048.

The previous prime is 969969667. The next prime is 969969683. The reversal of 969969672 is 276969969.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 961768 + ... + 962775.

It is an arithmetic number, because the mean of its divisors is an integer number (62547680).

Almost surely, 2^969969672 is an apocalyptic number.

It is an amenable number.

969969672 is an abundant number, since it is smaller than the sum of its proper divisors (2032318968).

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

969969672 is a wasteful number, since it uses less digits than its factorization.

969969672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1924562 (or 1924555 counting only the distinct ones).

The product of its digits is 19840464, while the sum is 63.

The square root of 969969672 is about 31144.3361142921. The cubic root of 969969672 is about 989.8879824283.

The spelling of 969969672 in words is "nine hundred sixty-nine million, nine hundred sixty-nine thousand, six hundred seventy-two".