22429248 has 28 divisors (see below), whose sum is σ = 59344560. Its totient is φ = 7476352.

The previous prime is 22429223. The next prime is 22429261. The reversal of 22429248 is 84292422.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58218 + ... + 58601.

Almost surely, 2^22429248 is an apocalyptic number.

It is an amenable number.

22429248 is an abundant number, since it is smaller than the sum of its proper divisors (36915312).

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

22429248 is a wasteful number, since it uses less digits than its factorization.

22429248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116834 (or 116824 counting only the distinct ones).

The product of its digits is 18432, while the sum is 33.

The square root of 22429248 is about 4735.9527024665. The cubic root of 22429248 is about 282.0145860370.

The spelling of 22429248 in words is "twenty-two million, four hundred twenty-nine thousand, two hundred forty-eight".