22249674 has 16 divisors (see below), whose sum is σ = 49443840. Its totient is φ = 7416540.

The previous prime is 22249673. The next prime is 22249681. The reversal of 22249674 is 47694222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22249673) 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, 205962 + ... + 206069.

It is an arithmetic number, because the mean of its divisors is an integer number (3090240).

Almost surely, 2^22249674 is an apocalyptic number.

22249674 is an abundant number, since it is smaller than the sum of its proper divisors (27194166).

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

22249674 is a wasteful number, since it uses less digits than its factorization.

22249674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412042 (or 412036 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 22249674 is about 4716.9560099708. The cubic root of 22249674 is about 281.2599427596.

The spelling of 22249674 in words is "twenty-two million, two hundred forty-nine thousand, six hundred seventy-four".