22429650 has 24 divisors (see below), whose sum is σ = 55625904. Its totient is φ = 5981200.

The previous prime is 22429637. The next prime is 22429663. The reversal of 22429650 is 5692422.

It is an interprime number because it is at equal distance from previous prime (22429637) and next prime (22429663).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74616 + ... + 74915.

It is an arithmetic number, because the mean of its divisors is an integer number (2317746).

Almost surely, 2^22429650 is an apocalyptic number.

22429650 is an abundant number, since it is smaller than the sum of its proper divisors (33196254).

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

22429650 is a wasteful number, since it uses less digits than its factorization.

22429650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149546 (or 149541 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 22429650 is about 4735.9951435786. The cubic root of 22429650 is about 282.0162708785.

The spelling of 22429650 in words is "twenty-two million, four hundred twenty-nine thousand, six hundred fifty".