72202194 has 24 divisors (see below), whose sum is σ = 159091920. Its totient is φ = 23659128.

The previous prime is 72202187. The next prime is 72202201. The reversal of 72202194 is 49120227.

It is an interprime number because it is at equal distance from previous prime (72202187) and next prime (72202201).

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, 32932 + ... + 35055.

It is an arithmetic number, because the mean of its divisors is an integer number (6628830).

Almost surely, 2^72202194 is an apocalyptic number.

72202194 is an abundant number, since it is smaller than the sum of its proper divisors (86889726).

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

72202194 is a wasteful number, since it uses less digits than its factorization.

72202194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68054 (or 68051 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 72202194 is about 8497.1874170222. The cubic root of 72202194 is about 416.4058270023.

The spelling of 72202194 in words is "seventy-two million, two hundred two thousand, one hundred ninety-four".