922372128 has 144 divisors (see below), whose sum is σ = 2898395136. Its totient is φ = 276756480.

The previous prime is 922372123. The next prime is 922372141. The reversal of 922372128 is 821273229.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×922372128² = 1701540685022496768, which contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 922372092 and 922372101.

It is not an unprimeable number, because it can be changed into a prime (922372123) 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 23 ways as a sum of consecutive naturals, for example, 108513 + ... + 116703.

It is an arithmetic number, because the mean of its divisors is an integer number (20127744).

Almost surely, 2^922372128 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 922372128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1449197568).

922372128 is an abundant number, since it is smaller than the sum of its proper divisors (1976023008).

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

922372128 is a wasteful number, since it uses less digits than its factorization.

922372128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8247 (or 8236 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 922372128 is about 30370.5799747058. The cubic root of 922372128 is about 973.4240164879.

The spelling of 922372128 in words is "nine hundred twenty-two million, three hundred seventy-two thousand, one hundred twenty-eight".