22325000491 has 8 divisors (see below), whose sum is σ = 23664314160. Its totient is φ = 20988584448.

The previous prime is 22325000471. The next prime is 22325000527. The reversal of 22325000491 is 19400052322.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22325000491 is a prime.

It is a super-3 number, since 3×22325000491³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22325000471) 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, 708526 + ... + 739363.

It is an arithmetic number, because the mean of its divisors is an integer number (2958039270).

Almost surely, 2^22325000491 is an apocalyptic number.

22325000491 is a deficient number, since it is larger than the sum of its proper divisors (1339313669).

22325000491 is a wasteful number, since it uses less digits than its factorization.

22325000491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1448813.

The product of its (nonzero) digits is 4320, while the sum is 28.

The spelling of 22325000491 in words is "twenty-two billion, three hundred twenty-five million, four hundred ninety-one", and thus it is an aban number.