143489072 has 40 divisors (see below), whose sum is σ = 283481856. Its totient is φ = 70346816.

The previous prime is 143489057. The next prime is 143489117. The reversal of 143489072 is 270984341.

It is a super-2 number, since 2×143489072² = 41178227566842368, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221453 + ... + 222099.

Almost surely, 2^143489072 is an apocalyptic number.

It is an amenable number.

143489072 is a deficient number, since it is larger than the sum of its proper divisors (139992784).

143489072 is a wasteful number, since it uses less digits than its factorization.

143489072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905 (or 899 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 143489072 is about 11978.6924161195. The cubic root of 143489072 is about 523.5276321101.

The spelling of 143489072 in words is "one hundred forty-three million, four hundred eighty-nine thousand, seventy-two".