900994122 has 24 divisors (see below), whose sum is σ = 2231033376. Its totient is φ = 257426856.

The previous prime is 900994121. The next prime is 900994123. The reversal of 900994122 is 221499009.

It is an interprime number because it is at equal distance from previous prime (900994121) and next prime (900994123).

It is not an unprimeable number, because it can be changed into a prime (900994121) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 3575248 + ... + 3575499.

It is an arithmetic number, because the mean of its divisors is an integer number (92959724).

Almost surely, 2^900994122 is an apocalyptic number.

900994122 is an abundant number, since it is smaller than the sum of its proper divisors (1330039254).

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

900994122 is a wasteful number, since it uses less digits than its factorization.

900994122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7150762 (or 7150759 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 900994122 is about 30016.5641271615. The cubic root of 900994122 is about 965.8447405529.

The spelling of 900994122 in words is "nine hundred million, nine hundred ninety-four thousand, one hundred twenty-two".