109902422 has 16 divisors (see below), whose sum is σ = 198320640. Its totient is φ = 44621928.

The previous prime is 109902421. The next prime is 109902437. The reversal of 109902422 is 224209901.

It is a super-2 number, since 2×109902422² = 24157084722932168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109902421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206318 + ... + 206849.

It is an arithmetic number, because the mean of its divisors is an integer number (12395040).

Almost surely, 2^109902422 is an apocalyptic number.

109902422 is a deficient number, since it is larger than the sum of its proper divisors (88418218).

109902422 is a wasteful number, since it uses less digits than its factorization.

109902422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413195.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 109902422 is about 10483.4356009850. The cubic root of 109902422 is about 479.0002658634. Note that the first 3 decimals are identical.

The spelling of 109902422 in words is "one hundred nine million, nine hundred two thousand, four hundred twenty-two".