222956403 has 16 divisors (see below), whose sum is σ = 304388256. Its totient is φ = 145117440.

The previous prime is 222956353. The next prime is 222956423. The reversal of 222956403 is 304659222.

222956403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 222956403 - 2²⁴ = 206179187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222956423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20625 + ... + 29517.

It is an arithmetic number, because the mean of its divisors is an integer number (19024266).

Almost surely, 2^222956403 is an apocalyptic number.

222956403 is a deficient number, since it is larger than the sum of its proper divisors (81431853).

222956403 is a wasteful number, since it uses less digits than its factorization.

222956403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9094.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 222956403 is about 14931.7247161873. The cubic root of 222956403 is about 606.3731785276.

The spelling of 222956403 in words is "two hundred twenty-two million, nine hundred fifty-six thousand, four hundred three".