83432018 has 32 divisors (see below), whose sum is σ = 132045120. Its totient is φ = 39504960.

The previous prime is 83432009. The next prime is 83432033. The reversal of 83432018 is 81023438.

It is a happy 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, 482180 + ... + 482352.

It is an arithmetic number, because the mean of its divisors is an integer number (4126410).

Almost surely, 2^83432018 is an apocalyptic number.

83432018 is a deficient number, since it is larger than the sum of its proper divisors (48613102).

83432018 is a wasteful number, since it uses less digits than its factorization.

83432018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 83432018 is about 9134.1128742752. The cubic root of 83432018 is about 436.9625823468.

The spelling of 83432018 in words is "eighty-three million, four hundred thirty-two thousand, eighteen".