222774867 has 96 divisors (see below), whose sum is σ = 411640320. Its totient is φ = 117573120.

The previous prime is 222774863. The next prime is 222774869. The reversal of 222774867 is 768477222.

222774867 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 222774867 - 2² = 222774863 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222774863) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1971403 + ... + 1971515.

It is an arithmetic number, because the mean of its divisors is an integer number (4287920).

Almost surely, 2^222774867 is an apocalyptic number.

222774867 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

222774867 is a deficient number, since it is larger than the sum of its proper divisors (188865453).

222774867 is a wasteful number, since it uses less digits than its factorization.

222774867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215 (or 203 counting only the distinct ones).

The product of its digits is 526848, while the sum is 45.

The square root of 222774867 is about 14925.6446091953. The cubic root of 222774867 is about 606.2085597210.

The spelling of 222774867 in words is "two hundred twenty-two million, seven hundred seventy-four thousand, eight hundred sixty-seven".