990562104 has 96 divisors (see below), whose sum is σ = 3137397120. Its totient is φ = 276429888.

The previous prime is 990562087. The next prime is 990562117. The reversal of 990562104 is 401265099.

990562104 is a `hidden beast` number, since 9 + 90 + 562 + 1 + 0 + 4 = 666.

990562104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1182 + ... + 44525.

It is an arithmetic number, because the mean of its divisors is an integer number (32681220).

Almost surely, 2^990562104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 990562104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1568698560).

990562104 is an abundant number, since it is smaller than the sum of its proper divisors (2146835016).

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

990562104 is a wasteful number, since it uses less digits than its factorization.

990562104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45769 (or 45762 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 990562104 is about 31473.1965964692. The cubic root of 990562104 is about 996.8440853468.

The spelling of 990562104 in words is "nine hundred ninety million, five hundred sixty-two thousand, one hundred four".