909090752 has 14 divisors (see below), whose sum is σ = 1803977088. Its totient is φ = 454545344.

The previous prime is 909090751. The next prime is 909090769. The reversal of 909090752 is 257090909.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (909090751) by changing a digit.

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 as a sum of consecutive naturals, namely, 7102208 + ... + 7102335.

Almost surely, 2^909090752 is an apocalyptic number.

It is an amenable number.

909090752 is a deficient number, since it is larger than the sum of its proper divisors (894886336).

909090752 is a wasteful number, since it uses less digits than its factorization.

909090752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14204555 (or 14204545 counting only the distinct ones).

The product of its (nonzero) digits is 51030, while the sum is 41.

The square root of 909090752 is about 30151.1318527182. The cubic root of 909090752 is about 968.7292503527.

The spelling of 909090752 in words is "nine hundred nine million, ninety thousand, seven hundred fifty-two".