922131893 has 8 divisors (see below), whose sum is σ = 962653248. Its totient is φ = 881646304.

The previous prime is 922131863. The next prime is 922131929. The reversal of 922131893 is 398131229.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 922131893 - 2¹² = 922127797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (922131863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52946 + ... + 68172.

It is an arithmetic number, because the mean of its divisors is an integer number (120331656).

Almost surely, 2^922131893 is an apocalyptic number.

It is an amenable number.

922131893 is a deficient number, since it is larger than the sum of its proper divisors (40521355).

922131893 is a wasteful number, since it uses less digits than its factorization.

922131893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17883.

The product of its digits is 23328, while the sum is 38.

The square root of 922131893 is about 30366.6246560266. The cubic root of 922131893 is about 973.3394986031.

It can be divided in two parts, 9221 and 31893, that added together give a palindrome (41114).

The spelling of 922131893 in words is "nine hundred twenty-two million, one hundred thirty-one thousand, eight hundred ninety-three".