83481624 has 32 divisors (see below), whose sum is σ = 231894000. Its totient is φ = 27827136.

The previous prime is 83481581. The next prime is 83481631. The reversal of 83481624 is 42618438.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193029 + ... + 193460.

Almost surely, 2^83481624 is an apocalyptic number.

It is an amenable number.

83481624 is an abundant number, since it is smaller than the sum of its proper divisors (148412376).

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

83481624 is a wasteful number, since it uses less digits than its factorization.

83481624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386504 (or 386494 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 83481624 is about 9136.8278959385. The cubic root of 83481624 is about 437.0491664978.

The spelling of 83481624 in words is "eighty-three million, four hundred eighty-one thousand, six hundred twenty-four".