22350412 has 24 divisors (see below), whose sum is σ = 45793440. Its totient is φ = 9344640.

The previous prime is 22350407. The next prime is 22350413. The reversal of 22350412 is 21405322.

It is a self number, because there is not a number n which added to its sum of digits gives 22350412.

It is not an unprimeable number, because it can be changed into a prime (22350413) 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, 8587 + ... + 10882.

It is an arithmetic number, because the mean of its divisors is an integer number (1908060).

Almost surely, 2^22350412 is an apocalyptic number.

It is an amenable number.

22350412 is an abundant number, since it is smaller than the sum of its proper divisors (23443028).

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

22350412 is a wasteful number, since it uses less digits than its factorization.

22350412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19521 (or 19519 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 22350412 is about 4727.6222353314. The cubic root of 22350412 is about 281.6837828299.

Adding to 22350412 its reverse (21405322), we get a palindrome (43755734).

The spelling of 22350412 in words is "twenty-two million, three hundred fifty thousand, four hundred twelve".