366667222 has 4 divisors (see below), whose sum is σ = 550000836. Its totient is φ = 183333610.

The previous prime is 366667201. The next prime is 366667229. The reversal of 366667222 is 222766663.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (366667229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 91666804 + ... + 91666807.

It is an arithmetic number, because the mean of its divisors is an integer number (137500209).

Almost surely, 2^366667222 is an apocalyptic number.

366667222 is a deficient number, since it is larger than the sum of its proper divisors (183333614).

366667222 is a wasteful number, since it uses less digits than its factorization.

366667222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183333613.

The product of its digits is 217728, while the sum is 40.

The square root of 366667222 is about 19148.5566557900. The cubic root of 366667222 is about 715.7434176813.

It can be divided in two parts, 3 and 66667222, that added together give a square (66667225 = 8165²).

The spelling of 366667222 in words is "three hundred sixty-six million, six hundred sixty-seven thousand, two hundred twenty-two".