222245513 has 8 divisors (see below), whose sum is σ = 254202240. Its totient is φ = 190340640.

The previous prime is 222245501. The next prime is 222245537. The reversal of 222245513 is 315542222.

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

It is not a de Polignac number, because 222245513 - 2⁴ = 222245497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222265513) 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, 3293 + ... + 21338.

It is an arithmetic number, because the mean of its divisors is an integer number (31775280).

Almost surely, 2^222245513 is an apocalyptic number.

It is an amenable number.

222245513 is a deficient number, since it is larger than the sum of its proper divisors (31956727).

222245513 is a wasteful number, since it uses less digits than its factorization.

222245513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25927.

The product of its digits is 4800, while the sum is 26.

The square root of 222245513 is about 14907.9010259661. The cubic root of 222245513 is about 605.7280246141.

Adding to 222245513 its reverse (315542222), we get a palindrome (537787735).

The spelling of 222245513 in words is "two hundred twenty-two million, two hundred forty-five thousand, five hundred thirteen".