222510413 has 4 divisors (see below), whose sum is σ = 225010620. Its totient is φ = 220010208.

The previous prime is 222510401. The next prime is 222510419. The reversal of 222510413 is 314015222.

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

It can be written as a sum of positive squares in 2 ways, for example, as 53042089 + 169468324 = 7283^2 + 13018^2 .

It is a cyclic number.

It is not a de Polignac number, because 222510413 - 2²⁶ = 155401549 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 (222510419) 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, 1249970 + ... + 1250147.

It is an arithmetic number, because the mean of its divisors is an integer number (56252655).

Almost surely, 2^222510413 is an apocalyptic number.

It is an amenable number.

222510413 is a deficient number, since it is larger than the sum of its proper divisors (2500207).

222510413 is an equidigital number, since it uses as much as digits as its factorization.

222510413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500206.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 222510413 is about 14916.7829306456. The cubic root of 222510413 is about 605.9685898681.

Adding to 222510413 its reverse (314015222), we get a palindrome (536525635).

The spelling of 222510413 in words is "two hundred twenty-two million, five hundred ten thousand, four hundred thirteen".