143372222 has 16 divisors (see below), whose sum is σ = 246168672. Its totient is φ = 61348320.

The previous prime is 143372209. The next prime is 143372239. The reversal of 143372222 is 222273341.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 143372191 and 143372200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1508 + ... + 17000.

It is an arithmetic number, because the mean of its divisors is an integer number (15385542).

Almost surely, 2^143372222 is an apocalyptic number.

143372222 is a deficient number, since it is larger than the sum of its proper divisors (102796450).

143372222 is a wasteful number, since it uses less digits than its factorization.

143372222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16163.

The product of its digits is 4032, while the sum is 26.

The square root of 143372222 is about 11973.8140122519. The cubic root of 143372222 is about 523.3854823372.

The spelling of 143372222 in words is "one hundred forty-three million, three hundred seventy-two thousand, two hundred twenty-two".