83674404 has 144 divisors (see below), whose sum is σ = 251742400. Its totient is φ = 23950080.

The previous prime is 83674397. The next prime is 83674411. The reversal of 83674404 is 40447638.

It is an interprime number because it is at equal distance from previous prime (83674397) and next prime (83674411).

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

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 47 ways as a sum of consecutive naturals, for example, 248124 + ... + 248460.

Almost surely, 2^83674404 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 83674404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125871200).

83674404 is an abundant number, since it is smaller than the sum of its proper divisors (168067996).

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

83674404 is a wasteful number, since it uses less digits than its factorization.

83674404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391 (or 372 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 83674404 is about 9147.3714257157. The cubic root of 83674404 is about 437.3853265713.

The spelling of 83674404 in words is "eighty-three million, six hundred seventy-four thousand, four hundred four".