22894331000 has 64 divisors (see below), whose sum is σ = 53781792480. Its totient is φ = 9121996800.

The previous prime is 22894330999. The next prime is 22894331003. The reversal of 22894331000 is 13349822.

It is a happy number.

It is a super-2 number, since 2×22894331000² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22894331003) by changing a digit.

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, 212459 + ... + 301541.

Almost surely, 2^22894331000 is an apocalyptic number.

22894331000 is a gapful number since it is divisible by the number (20) 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 22894331000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26890896240).

22894331000 is an abundant number, since it is smaller than the sum of its proper divisors (30887461480).

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

22894331000 is a wasteful number, since it uses less digits than its factorization.

22894331000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89361 (or 89347 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 22894331000 in words is "twenty-two billion, eight hundred ninety-four million, three hundred thirty-one thousand".