40225199 has 4 divisors (see below), whose sum is σ = 45971664. Its totient is φ = 34478736.

The previous prime is 40225193. The next prime is 40225201. The reversal of 40225199 is 99152204.

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 40225199 - 2²⁰ = 39176623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40225193) 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, 2873222 + ... + 2873235.

It is an arithmetic number, because the mean of its divisors is an integer number (11492916).

Almost surely, 2^40225199 is an apocalyptic number.

40225199 is a deficient number, since it is larger than the sum of its proper divisors (5746465).

40225199 is an equidigital number, since it uses as much as digits as its factorization.

40225199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5746464.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 40225199 is about 6342.3338764212. Note that the first 3 decimals coincide. The cubic root of 40225199 is about 342.6357967560.

The spelling of 40225199 in words is "forty million, two hundred twenty-five thousand, one hundred ninety-nine".