22474244 has 24 divisors (see below), whose sum is σ = 43503768. Its totient is φ = 10091520.

The previous prime is 22474241. The next prime is 22474247. The reversal of 22474244 is 44247422.

It is an interprime number because it is at equal distance from previous prime (22474241) and next prime (22474247).

It can be written as a sum of positive squares in 4 ways, for example, as 3880900 + 18593344 = 1970^2 + 4312^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22474241) 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, 3917 + ... + 7764.

It is an arithmetic number, because the mean of its divisors is an integer number (1812657).

Almost surely, 2^22474244 is an apocalyptic number.

It is an amenable number.

22474244 is a deficient number, since it is larger than the sum of its proper divisors (21029524).

22474244 is a wasteful number, since it uses less digits than its factorization.

22474244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11735 (or 11733 counting only the distinct ones).

The product of its digits is 14336, while the sum is 29.

The square root of 22474244 is about 4740.7007920771. The cubic root of 22474244 is about 282.2030460950.

The spelling of 22474244 in words is "twenty-two million, four hundred seventy-four thousand, two hundred forty-four".