222153555 has 16 divisors (see below), whose sum is σ = 382788000. Its totient is φ = 109367808.

The previous prime is 222153473. The next prime is 222153557. The reversal of 222153555 is 555351222.

It is not a de Polignac number, because 222153555 - 2²⁰ = 221104979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222153557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 569430 + ... + 569819.

It is an arithmetic number, because the mean of its divisors is an integer number (23924250).

Almost surely, 2^222153555 is an apocalyptic number.

222153555 is a deficient number, since it is larger than the sum of its proper divisors (160634445).

222153555 is a wasteful number, since it uses less digits than its factorization.

222153555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139270.

The product of its digits is 15000, while the sum is 30.

The square root of 222153555 is about 14904.8165033992. The cubic root of 222153555 is about 605.6444695385.

The spelling of 222153555 in words is "two hundred twenty-two million, one hundred fifty-three thousand, five hundred fifty-five".