969681900 has 108 divisors (see below), whose sum is σ = 3083971016. Its totient is φ = 235065600.

The previous prime is 969681899. The next prime is 969681919. The reversal of 969681900 is 9186969.

It is a super-2 number, since 2×969681900² = 1880565974375220000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 969681900.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 22944 + ... + 49656.

Almost surely, 2^969681900 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 969681900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1541985508).

969681900 is an abundant number, since it is smaller than the sum of its proper divisors (2114289116).

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

969681900 is a wasteful number, since it uses less digits than its factorization.

969681900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26752 (or 26734 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 48.

The square root of 969681900 is about 31139.7157983177. The cubic root of 969681900 is about 989.7900789480.

The spelling of 969681900 in words is "nine hundred sixty-nine million, six hundred eighty-one thousand, nine hundred".