8432842 has 16 divisors (see below), whose sum is σ = 13843872. Its totient is φ = 3820720.

The previous prime is 8432819. The next prime is 8432843. The reversal of 8432842 is 2482348.

It is a super-2 number, since 2×8432842² = 142225648393928, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8432843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12588 + ... + 13240.

It is an arithmetic number, because the mean of its divisors is an integer number (865242).

Almost surely, 2^8432842 is an apocalyptic number.

8432842 is a deficient number, since it is larger than the sum of its proper divisors (5411030).

8432842 is a wasteful number, since it uses less digits than its factorization.

8432842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1253.

The product of its digits is 12288, while the sum is 31.

The square root of 8432842 is about 2903.9356053466. The cubic root of 8432842 is about 203.5438513641.

The spelling of 8432842 in words is "eight million, four hundred thirty-two thousand, eight hundred forty-two".