8899842 has 32 divisors (see below), whose sum is σ = 20437632. Its totient is φ = 2530944.

The previous prime is 8899837. The next prime is 8899843. The reversal of 8899842 is 2489988.

It is a junction number, because it is equal to n+sod(n) for n = 8899791 and 8899800.

It is not an unprimeable number, because it can be changed into a prime (8899843) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12808 + ... + 13484.

It is an arithmetic number, because the mean of its divisors is an integer number (638676).

Almost surely, 2^8899842 is an apocalyptic number.

8899842 is an abundant number, since it is smaller than the sum of its proper divisors (11537790).

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

8899842 is a wasteful number, since it uses less digits than its factorization.

8899842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002.

The product of its digits is 331776, while the sum is 48.

The square root of 8899842 is about 2983.2602970576. The cubic root of 8899842 is about 207.2338834636.

It can be divided in two parts, 889 and 9842, that added together give a triangular number (10731 = T₁₄₆).

The spelling of 8899842 in words is "eight million, eight hundred ninety-nine thousand, eight hundred forty-two".