22253346 has 16 divisors (see below), whose sum is σ = 49452000. Its totient is φ = 7417764.

The previous prime is 22253327. The next prime is 22253347. The reversal of 22253346 is 64335222.

It is a super-2 number, since 2×22253346² = 990422816391432, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (22253347) 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, 205996 + ... + 206103.

It is an arithmetic number, because the mean of its divisors is an integer number (3090750).

Almost surely, 2^22253346 is an apocalyptic number.

22253346 is an abundant number, since it is smaller than the sum of its proper divisors (27198654).

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

22253346 is a wasteful number, since it uses less digits than its factorization.

22253346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412110 (or 412104 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 22253346 is about 4717.3452279858. The cubic root of 22253346 is about 281.2754145923.

Adding to 22253346 its reverse (64335222), we get a palindrome (86588568).

The spelling of 22253346 in words is "twenty-two million, two hundred fifty-three thousand, three hundred forty-six".