22462012 has 6 divisors (see below), whose sum is σ = 39308528. Its totient is φ = 11231004.

The previous prime is 22462003. The next prime is 22462019. The reversal of 22462012 is 21026422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22462019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2807748 + ... + 2807755.

Almost surely, 2^22462012 is an apocalyptic number.

It is an amenable number.

22462012 is a deficient number, since it is larger than the sum of its proper divisors (16846516).

22462012 is a wasteful number, since it uses less digits than its factorization.

22462012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5615507 (or 5615505 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 22462012 is about 4739.4105118675. The cubic root of 22462012 is about 282.1518388241.

Adding to 22462012 its reverse (21026422), we get a palindrome (43488434).

The spelling of 22462012 in words is "twenty-two million, four hundred sixty-two thousand, twelve".