222402070 has 16 divisors (see below), whose sum is σ = 436717008. Its totient is φ = 80873440.

The previous prime is 222402031. The next prime is 222402071. The reversal of 222402070 is 70204222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222402071) 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, 1010809 + ... + 1011028.

It is an arithmetic number, because the mean of its divisors is an integer number (27294813).

Almost surely, 2^222402070 is an apocalyptic number.

222402070 is a deficient number, since it is larger than the sum of its proper divisors (214314938).

222402070 is a wasteful number, since it uses less digits than its factorization.

222402070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2021855.

The product of its (nonzero) digits is 448, while the sum is 19.

The square root of 222402070 is about 14913.1509078397. The cubic root of 222402070 is about 605.8702227661.

Adding to 222402070 its reverse (70204222), we get a palindrome (292606292).

It can be divided in two parts, 22240 and 2070, that added together give a triangular number (24310 = T₂₂₀).

The spelling of 222402070 in words is "two hundred twenty-two million, four hundred two thousand, seventy".