909773252 has 6 divisors (see below), whose sum is σ = 1592103198. Its totient is φ = 454886624.

The previous prime is 909773201. The next prime is 909773273. The reversal of 909773252 is 252377909.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 825757696 + 84015556 = 28736^2 + 9166^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113721653 + ... + 113721660.

It is an arithmetic number, because the mean of its divisors is an integer number (265350533).

Almost surely, 2^909773252 is an apocalyptic number.

It is an amenable number.

909773252 is a deficient number, since it is larger than the sum of its proper divisors (682329946).

909773252 is a wasteful number, since it uses less digits than its factorization.

909773252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227443317 (or 227443315 counting only the distinct ones).

The product of its (nonzero) digits is 238140, while the sum is 44.

The square root of 909773252 is about 30162.4477123459. The cubic root of 909773252 is about 968.9716142480.

The spelling of 909773252 in words is "nine hundred nine million, seven hundred seventy-three thousand, two hundred fifty-two".