143673072 has 40 divisors (see below), whose sum is σ = 381191376. Its totient is φ = 46596096.

The previous prime is 143673053. The next prime is 143673119. The reversal of 143673072 is 270376341.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38673 + ... + 42224.

Almost surely, 2^143673072 is an apocalyptic number.

143673072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

143673072 is an abundant number, since it is smaller than the sum of its proper divisors (237518304).

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

143673072 is a wasteful number, since it uses less digits than its factorization.

143673072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80945 (or 80939 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 33.

The square root of 143673072 is about 11986.3702595907. The cubic root of 143673072 is about 523.7513145066.

The spelling of 143673072 in words is "one hundred forty-three million, six hundred seventy-three thousand, seventy-two".