83427886 has 8 divisors (see below), whose sum is σ = 125440344. Its totient is φ = 41614440.

The previous prime is 83427881. The next prime is 83427889. The reversal of 83427886 is 68872438.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83427881) 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, 48700 + ... + 50383.

It is an arithmetic number, because the mean of its divisors is an integer number (15680043).

Almost surely, 2^83427886 is an apocalyptic number.

83427886 is a deficient number, since it is larger than the sum of its proper divisors (42012458).

83427886 is a wasteful number, since it uses less digits than its factorization.

83427886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99506.

The product of its digits is 516096, while the sum is 46.

The square root of 83427886 is about 9133.8866864003. The cubic root of 83427886 is about 436.9553686526.

The spelling of 83427886 in words is "eighty-three million, four hundred twenty-seven thousand, eight hundred eighty-six".