143322164 has 24 divisors (see below), whose sum is σ = 258117888. Its totient is φ = 69582240.

The previous prime is 143322163. The next prime is 143322191. The reversal of 143322164 is 461223341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143322163) 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, 134297 + ... + 135359.

It is an arithmetic number, because the mean of its divisors is an integer number (10754912).

Almost surely, 2^143322164 is an apocalyptic number.

It is an amenable number.

143322164 is a deficient number, since it is larger than the sum of its proper divisors (114795724).

143322164 is a wasteful number, since it uses less digits than its factorization.

143322164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2015 (or 2013 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

The square root of 143322164 is about 11971.7235183577. The cubic root of 143322164 is about 523.3245624001.

The spelling of 143322164 in words is "one hundred forty-three million, three hundred twenty-two thousand, one hundred sixty-four".