22413844 has 12 divisors (see below), whose sum is σ = 41288800. Its totient is φ = 10617048.

The previous prime is 22413821. The next prime is 22413851. The reversal of 22413844 is 44831422.

It is a happy 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, 147384 + ... + 147535.

Almost surely, 2^22413844 is an apocalyptic number.

It is an amenable number.

22413844 is a deficient number, since it is larger than the sum of its proper divisors (18874956).

22413844 is a wasteful number, since it uses less digits than its factorization.

22413844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294942 (or 294940 counting only the distinct ones).

The product of its digits is 6144, while the sum is 28.

The square root of 22413844 is about 4734.3261400119. The cubic root of 22413844 is about 281.9500104204.

The spelling of 22413844 in words is "twenty-two million, four hundred thirteen thousand, eight hundred forty-four".