222408499 has 8 divisors (see below), whose sum is σ = 223741440. Its totient is φ = 221080200.

The previous prime is 222408491. The next prime is 222408503. The reversal of 222408499 is 994804222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 222408499 - 2³ = 222408491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222408491) 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, 141882 + ... + 143440.

It is an arithmetic number, because the mean of its divisors is an integer number (27967680).

Almost surely, 2^222408499 is an apocalyptic number.

222408499 is a deficient number, since it is larger than the sum of its proper divisors (1332941).

222408499 is a wasteful number, since it uses less digits than its factorization.

222408499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2321.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 222408499 is about 14913.3664542919. The cubic root of 222408499 is about 605.8760606946.

It can be divided in two parts, 222 and 408499, that multiplied together give a triangular number (90686778 = T₁₃₄₆₇).

The spelling of 222408499 in words is "two hundred twenty-two million, four hundred eight thousand, four hundred ninety-nine".