909867952 has 40 divisors (see below), whose sum is σ = 2017433376. Its totient is φ = 389415936.

The previous prime is 909867947. The next prime is 909867989. The reversal of 909867952 is 259768909.

It is a junction number, because it is equal to n+sod(n) for n = 909867893 and 909867902.

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, 84168 + ... + 94360.

Almost surely, 2^909867952 is an apocalyptic number.

It is an amenable number.

909867952 is an abundant number, since it is smaller than the sum of its proper divisors (1107565424).

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

909867952 is a wasteful number, since it uses less digits than its factorization.

909867952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11005 (or 10999 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 55.

The square root of 909867952 is about 30164.0175043047. The cubic root of 909867952 is about 969.0052337709.

The spelling of 909867952 in words is "nine hundred nine million, eight hundred sixty-seven thousand, nine hundred fifty-two".