650922090 has 96 divisors (see below), whose sum is σ = 1933393536. Its totient is φ = 137329920.

The previous prime is 650922049. The next prime is 650922131. The reversal of 650922090 is 90229056.

It is an interprime number because it is at equal distance from previous prime (650922049) and next prime (650922131).

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 in 47 ways as a sum of consecutive naturals, for example, 26320 + ... + 44660.

It is an arithmetic number, because the mean of its divisors is an integer number (20139516).

Almost surely, 2^650922090 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 650922090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (966696768).

650922090 is an abundant number, since it is smaller than the sum of its proper divisors (1282471446).

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

650922090 is a wasteful number, since it uses less digits than its factorization.

650922090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18384 (or 18371 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 650922090 is about 25513.1748318393. The cubic root of 650922090 is about 866.6485273981.

The spelling of 650922090 in words is "six hundred fifty million, nine hundred twenty-two thousand, ninety".