83431484 has 12 divisors (see below), whose sum is σ = 146257944. Its totient is φ = 41643504.

The previous prime is 83431483. The next prime is 83431531. The reversal of 83431484 is 48413438.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83431483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15419 + ... + 20114.

It is an arithmetic number, because the mean of its divisors is an integer number (12188162).

Almost surely, 2^83431484 is an apocalyptic number.

It is an amenable number.

83431484 is a deficient number, since it is larger than the sum of its proper divisors (62826460).

83431484 is a wasteful number, since it uses less digits than its factorization.

83431484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36124 (or 36122 counting only the distinct ones).

The product of its digits is 36864, while the sum is 35.

The square root of 83431484 is about 9134.0836431467. The cubic root of 83431484 is about 436.9616500967.

The spelling of 83431484 in words is "eighty-three million, four hundred thirty-one thousand, four hundred eighty-four".