22392494 has 8 divisors (see below), whose sum is σ = 33614328. Its totient is φ = 11187720.

The previous prime is 22392493. The next prime is 22392527. The reversal of 22392494 is 49429322.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22392493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212 + ... + 6695.

It is an arithmetic number, because the mean of its divisors is an integer number (4201791).

Almost surely, 2^22392494 is an apocalyptic number.

22392494 is a deficient number, since it is larger than the sum of its proper divisors (11221834).

22392494 is a wasteful number, since it uses less digits than its factorization.

22392494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8530.

The product of its digits is 31104, while the sum is 35.

The square root of 22392494 is about 4732.0707940605. The cubic root of 22392494 is about 281.8604594411.

The spelling of 22392494 in words is "twenty-two million, three hundred ninety-two thousand, four hundred ninety-four".