222038949 has 16 divisors (see below), whose sum is σ = 323403840. Its totient is φ = 134386560.

The previous prime is 222038933. The next prime is 222038953. The reversal of 222038949 is 949830222.

It is a happy number.

222038949 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 222038949 - 2⁴ = 222038933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222038909) 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, 22539 + ... + 30855.

It is an arithmetic number, because the mean of its divisors is an integer number (20212740).

Almost surely, 2^222038949 is an apocalyptic number.

It is an amenable number.

222038949 is a deficient number, since it is larger than the sum of its proper divisors (101364891).

222038949 is a wasteful number, since it uses less digits than its factorization.

222038949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9140.

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 222038949 is about 14900.9714112873. The cubic root of 222038949 is about 605.5403037067.

The spelling of 222038949 in words is "two hundred twenty-two million, thirty-eight thousand, nine hundred forty-nine".