83863424 has 32 divisors (see below), whose sum is σ = 168720240. Its totient is φ = 41518080.

The previous prime is 83863411. The next prime is 83863433. The reversal of 83863424 is 42436838.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10004 + ... + 16364.

Almost surely, 2^83863424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83863424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84360120).

83863424 is an abundant number, since it is smaller than the sum of its proper divisors (84856816).

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

83863424 is a wasteful number, since it uses less digits than its factorization.

83863424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6478 (or 6466 counting only the distinct ones).

The product of its digits is 110592, while the sum is 38.

The square root of 83863424 is about 9157.6975272172. The cubic root of 83863424 is about 437.7144291989.

The spelling of 83863424 in words is "eighty-three million, eight hundred sixty-three thousand, four hundred twenty-four".