22294149 has 8 divisors (see below), whose sum is σ = 29808000. Its totient is φ = 14821536.

The previous prime is 22294117. The next prime is 22294171. The reversal of 22294149 is 94149222.

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

It is not a de Polignac number, because 22294149 - 2⁵ = 22294117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22294849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9024 + ... + 11225.

It is an arithmetic number, because the mean of its divisors is an integer number (3726000).

Almost surely, 2^22294149 is an apocalyptic number.

It is an amenable number.

22294149 is a deficient number, since it is larger than the sum of its proper divisors (7513851).

22294149 is a wasteful number, since it uses less digits than its factorization.

22294149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20619.

The product of its digits is 10368, while the sum is 33.

The square root of 22294149 is about 4721.6680315329. The cubic root of 22294149 is about 281.4472220639.

The spelling of 22294149 in words is "twenty-two million, two hundred ninety-four thousand, one hundred forty-nine".