909992852 has 6 divisors (see below), whose sum is σ = 1592487498. Its totient is φ = 454996424.

The previous prime is 909992819. The next prime is 909992873. The reversal of 909992852 is 258299909.

It can be written as a sum of positive squares in only one way, i.e., 897361936 + 12630916 = 29956^2 + 3554^2 .

It is a junction number, because it is equal to n+sod(n) for n = 909992794 and 909992803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113749103 + ... + 113749110.

It is an arithmetic number, because the mean of its divisors is an integer number (265414583).

Almost surely, 2^909992852 is an apocalyptic number.

It is an amenable number.

909992852 is a deficient number, since it is larger than the sum of its proper divisors (682494646).

909992852 is a wasteful number, since it uses less digits than its factorization.

909992852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227498217 (or 227498215 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 53.

The square root of 909992852 is about 30166.0877808177. The cubic root of 909992852 is about 969.0495710530.

The spelling of 909992852 in words is "nine hundred nine million, nine hundred ninety-two thousand, eight hundred fifty-two".