83774982 has 8 divisors (see below), whose sum is σ = 167549976. Its totient is φ = 27924992.

The previous prime is 83774981. The next prime is 83774983. The reversal of 83774982 is 28947738.

It is an interprime number because it is at equal distance from previous prime (83774981) and next prime (83774983).

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

83774982 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83774981) 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, 6981243 + ... + 6981254.

It is an arithmetic number, because the mean of its divisors is an integer number (20943747).

Almost surely, 2^83774982 is an apocalyptic number.

83774982 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

83774982 is a wasteful number, since it uses less digits than its factorization.

83774982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13962502.

The product of its digits is 677376, while the sum is 48.

The square root of 83774982 is about 9152.8674195577. The cubic root of 83774982 is about 437.5605045028.

The spelling of 83774982 in words is "eighty-three million, seven hundred seventy-four thousand, nine hundred eighty-two".