222901045 has 8 divisors (see below), whose sum is σ = 267569496. Its totient is φ = 178262016.

The previous prime is 222901037. The next prime is 222901057. The reversal of 222901045 is 540109222.

222901045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 16662724 + 206238321 = 4082^2 + 14361^2 .

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 222901045 - 2³ = 222901037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16149 + ... + 26581.

It is an arithmetic number, because the mean of its divisors is an integer number (33446187).

Almost surely, 2^222901045 is an apocalyptic number.

It is an amenable number.

222901045 is a deficient number, since it is larger than the sum of its proper divisors (44668451).

222901045 is a wasteful number, since it uses less digits than its factorization.

222901045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14711.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 222901045 is about 14929.8708969636. The cubic root of 222901045 is about 606.3229887678.

The spelling of 222901045 in words is "two hundred twenty-two million, nine hundred one thousand, forty-five".