222766004 has 24 divisors (see below), whose sum is σ = 395878728. Its totient is φ = 109670400.

The previous prime is 222766003. The next prime is 222766057. The reversal of 222766004 is 400667222.

222766004 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 79245604 + 143520400 = 8902^2 + 11980^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222766003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76544 + ... + 79400.

It is an arithmetic number, because the mean of its divisors is an integer number (16494947).

Almost surely, 2^222766004 is an apocalyptic number.

It is an amenable number.

222766004 is a deficient number, since it is larger than the sum of its proper divisors (173112724).

222766004 is a wasteful number, since it uses less digits than its factorization.

222766004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3155 (or 3153 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 222766004 is about 14925.3477011425. The cubic root of 222766004 is about 606.2005203675.

The spelling of 222766004 in words is "two hundred twenty-two million, seven hundred sixty-six thousand, four".