143392164 has 24 divisors (see below), whose sum is σ = 352191840. Its totient is φ = 45281664.

The previous prime is 143392157. The next prime is 143392169. The reversal of 143392164 is 461293341.

It is a super-2 number, since 2×143392164² = 41122625393205792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (143392169) 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, 314229 + ... + 314684.

It is an arithmetic number, because the mean of its divisors is an integer number (14674660).

Almost surely, 2^143392164 is an apocalyptic number.

It is an amenable number.

143392164 is an abundant number, since it is smaller than the sum of its proper divisors (208799676).

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

143392164 is a wasteful number, since it uses less digits than its factorization.

143392164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628939 (or 628937 counting only the distinct ones).

The product of its digits is 15552, while the sum is 33.

The square root of 143392164 is about 11974.6467171270. The cubic root of 143392164 is about 523.4097475429.

The spelling of 143392164 in words is "one hundred forty-three million, three hundred ninety-two thousand, one hundred sixty-four".