8997432 has 16 divisors (see below), whose sum is σ = 22493640. Its totient is φ = 2999136.

The previous prime is 8997427. The next prime is 8997451. The reversal of 8997432 is 2347998.

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, 187423 + ... + 187470.

Almost surely, 2^8997432 is an apocalyptic number.

It is an amenable number.

8997432 is an abundant number, since it is smaller than the sum of its proper divisors (13496208).

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

8997432 is a wasteful number, since it uses less digits than its factorization.

8997432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374902 (or 374898 counting only the distinct ones).

The product of its digits is 108864, while the sum is 42.

The square root of 8997432 is about 2999.5719694650. The cubic root of 8997432 is about 207.9885965149.

The spelling of 8997432 in words is "eight million, nine hundred ninety-seven thousand, four hundred thirty-two".