22492446 has 8 divisors (see below), whose sum is σ = 44984904. Its totient is φ = 7497480.

The previous prime is 22492433. The next prime is 22492489. The reversal of 22492446 is 64429422.

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

22492446 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1874365 + ... + 1874376.

It is an arithmetic number, because the mean of its divisors is an integer number (5623113).

Almost surely, 2^22492446 is an apocalyptic number.

22492446 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22492446 is a wasteful number, since it uses less digits than its factorization.

22492446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3748746.

The product of its digits is 27648, while the sum is 33.

The square root of 22492446 is about 4742.6201618936. The cubic root of 22492446 is about 282.2792114117.

The spelling of 22492446 in words is "twenty-two million, four hundred ninety-two thousand, four hundred forty-six".