222738754 has 16 divisors (see below), whose sum is σ = 389043648. Its totient is φ = 93658032.

The previous prime is 222738727. The next prime is 222738757. The reversal of 222738754 is 457837222.

It is a super-2 number, since 2×222738754² = 99225105066945032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222738757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149352 + ... + 150835.

It is an arithmetic number, because the mean of its divisors is an integer number (24315228).

Almost surely, 2^222738754 is an apocalyptic number.

222738754 is a deficient number, since it is larger than the sum of its proper divisors (166304894).

222738754 is a wasteful number, since it uses less digits than its factorization.

222738754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300249.

The product of its digits is 188160, while the sum is 40.

The square root of 222738754 is about 14924.4347966682. The cubic root of 222738754 is about 606.1758013986.

The spelling of 222738754 in words is "two hundred twenty-two million, seven hundred thirty-eight thousand, seven hundred fifty-four".