22479216 has 40 divisors (see below), whose sum is σ = 59948544. Its totient is φ = 7250880.

The previous prime is 22479209. The next prime is 22479217. The reversal of 22479216 is 61297422.

It is a super-3 number, since 3×22479216³ (a number of 23 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22479217) 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, 6066 + ... + 9041.

Almost surely, 2^22479216 is an apocalyptic number.

It is an amenable number.

22479216 is an abundant number, since it is smaller than the sum of its proper divisors (37469328).

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

22479216 is a wasteful number, since it uses less digits than its factorization.

22479216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15149 (or 15143 counting only the distinct ones).

The product of its digits is 12096, while the sum is 33.

The square root of 22479216 is about 4741.2251581211. The cubic root of 22479216 is about 282.2238552501.

The spelling of 22479216 in words is "twenty-two million, four hundred seventy-nine thousand, two hundred sixteen".