22229700 has 36 divisors (see below), whose sum is σ = 64318800. Its totient is φ = 5927840.

The previous prime is 22229671. The next prime is 22229719. The reversal of 22229700 is 792222.

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 11 ways as a sum of consecutive naturals, for example, 36750 + ... + 37349.

Almost surely, 2^22229700 is an apocalyptic number.

22229700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22229700 is an abundant number, since it is smaller than the sum of its proper divisors (42089100).

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

22229700 is a wasteful number, since it uses less digits than its factorization.

22229700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74116 (or 74109 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 22229700 is about 4714.8382793050. The cubic root of 22229700 is about 281.1757532409.

The spelling of 22229700 in words is "twenty-two million, two hundred twenty-nine thousand, seven hundred".