22274494 has 16 divisors (see below), whose sum is σ = 37707120. Its totient is φ = 9775360.

The previous prime is 22274491. The next prime is 22274501. The reversal of 22274494 is 49447222.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22274491) 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, 16819 + ... + 18094.

It is an arithmetic number, because the mean of its divisors is an integer number (2356695).

Almost surely, 2^22274494 is an apocalyptic number.

22274494 is a deficient number, since it is larger than the sum of its proper divisors (15432626).

22274494 is a wasteful number, since it uses less digits than its factorization.

22274494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34955.

The product of its digits is 32256, while the sum is 34.

The square root of 22274494 is about 4719.5862106757. The cubic root of 22274494 is about 281.3644877762.

The spelling of 22274494 in words is "twenty-two million, two hundred seventy-four thousand, four hundred ninety-four".