922991340 has 48 divisors (see below), whose sum is σ = 2590207200. Its totient is φ = 245575680.

The previous prime is 922991297. The next prime is 922991359. The reversal of 922991340 is 43199229.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 9810 + ... + 44070.

It is an arithmetic number, because the mean of its divisors is an integer number (53962650).

Almost surely, 2^922991340 is an apocalyptic number.

It is an amenable number.

922991340 is an abundant number, since it is smaller than the sum of its proper divisors (1667215860).

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

922991340 is a wasteful number, since it uses less digits than its factorization.

922991340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34722 (or 34720 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 922991340 is about 30380.7725379063. The cubic root of 922991340 is about 973.6417959077.

It can be divided in two parts, 92299 and 1340, that added together give a palindrome (93639).

The spelling of 922991340 in words is "nine hundred twenty-two million, nine hundred ninety-one thousand, three hundred forty".