22348216 has 24 divisors (see below), whose sum is σ = 46060560. Its totient is φ = 10157840.

The previous prime is 22348213. The next prime is 22348223. The reversal of 22348216 is 61284322.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22348213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10576 + ... + 12511.

It is an arithmetic number, because the mean of its divisors is an integer number (1919190).

Almost surely, 2^22348216 is an apocalyptic number.

It is an amenable number.

22348216 is an abundant number, since it is smaller than the sum of its proper divisors (23712344).

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

22348216 is a wasteful number, since it uses less digits than its factorization.

22348216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23115 (or 23100 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 22348216 is about 4727.3899775669. The cubic root of 22348216 is about 281.6745570813.

The spelling of 22348216 in words is "twenty-two million, three hundred forty-eight thousand, two hundred sixteen".