8897742 has 32 divisors (see below), whose sum is σ = 22598400. Its totient is φ = 2542104.

The previous prime is 8897729. The next prime is 8897771. The reversal of 8897742 is 2477988.

8897742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11392 + ... + 12147.

It is an arithmetic number, because the mean of its divisors is an integer number (706200).

Almost surely, 2^8897742 is an apocalyptic number.

8897742 is an abundant number, since it is smaller than the sum of its proper divisors (13700658).

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

8897742 is a wasteful number, since it uses less digits than its factorization.

8897742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23557 (or 23551 counting only the distinct ones).

The product of its digits is 225792, while the sum is 45.

The square root of 8897742 is about 2982.9083123690. The cubic root of 8897742 is about 207.2175825978.

The spelling of 8897742 in words is "eight million, eight hundred ninety-seven thousand, seven hundred forty-two".