40222099 has 4 divisors (see below), whose sum is σ = 40332064. Its totient is φ = 40112136.

The previous prime is 40222073. The next prime is 40222111. The reversal of 40222099 is 99022204.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40222099 - 2⁵ = 40222067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40222999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54432 + ... + 55165.

It is an arithmetic number, because the mean of its divisors is an integer number (10083016).

Almost surely, 2^40222099 is an apocalyptic number.

40222099 is a deficient number, since it is larger than the sum of its proper divisors (109965).

40222099 is a wasteful number, since it uses less digits than its factorization.

40222099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109964.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 40222099 is about 6342.0894821817. The cubic root of 40222099 is about 342.6269946594.

The spelling of 40222099 in words is "forty million, two hundred twenty-two thousand, ninety-nine".