43143222 has 8 divisors (see below), whose sum is σ = 86286456. Its totient is φ = 14381072.

The previous prime is 43143211. The next prime is 43143241. The reversal of 43143222 is 22234134.

It is a sphenic number, since it is the product of 3 distinct primes.

43143222 is an admirable number.

It is a super-2 number, since 2×43143222² = 3722675209082568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3595263 + ... + 3595274.

It is an arithmetic number, because the mean of its divisors is an integer number (10785807).

Almost surely, 2^43143222 is an apocalyptic number.

43143222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43143222 is a wasteful number, since it uses less digits than its factorization.

43143222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7190542.

The product of its digits is 1152, while the sum is 21.

The square root of 43143222 is about 6568.3500211240. The cubic root of 43143222 is about 350.7283390801.

Adding to 43143222 its reverse (22234134), we get a palindrome (65377356).

It can be divided in two parts, 43143 and 222, that added together give a triangular number (43365 = T₂₉₄).

The spelling of 43143222 in words is "forty-three million, one hundred forty-three thousand, two hundred twenty-two".