22461464 has 16 divisors (see below), whose sum is σ = 42589800. Its totient is φ = 11104192.

The previous prime is 22461463. The next prime is 22461469. The reversal of 22461464 is 46416422.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22461463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15062 + ... + 16485.

Almost surely, 2^22461464 is an apocalyptic number.

It is an amenable number.

22461464 is a deficient number, since it is larger than the sum of its proper divisors (20128336).

22461464 is a wasteful number, since it uses less digits than its factorization.

22461464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31642 (or 31638 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

The square root of 22461464 is about 4739.3526984178. The cubic root of 22461464 is about 282.1495442765.

Adding to 22461464 its reverse (46416422), we get a palindrome (68877886).

The spelling of 22461464 in words is "twenty-two million, four hundred sixty-one thousand, four hundred sixty-four".