1922336320 has 112 divisors (see below), whose sum is σ = 4823203968. Its totient is φ = 728330240.

The previous prime is 1922336281. The next prime is 1922336321. The reversal of 1922336320 is 236332291.

It is a super-2 number, since 2×1922336320² = 7390753854382284800, which contains 22 as substring.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1922336321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 786300 + ... + 788740.

Almost surely, 2^1922336320 is an apocalyptic number.

1922336320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1922336320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2411601984).

1922336320 is an abundant number, since it is smaller than the sum of its proper divisors (2900867648).

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

1922336320 is a wasteful number, since it uses less digits than its factorization.

1922336320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2588 (or 2578 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 1922336320 is about 43844.4559779227. The cubic root of 1922336320 is about 1243.3969292501.

The spelling of 1922336320 in words is "one billion, nine hundred twenty-two million, three hundred thirty-six thousand, three hundred twenty".