83674156 has 12 divisors (see below), whose sum is σ = 148615768. Its totient is φ = 41212512.

The previous prime is 83674117. The next prime is 83674169. The reversal of 83674156 is 65147638.

It is a happy 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 3 ways as a sum of consecutive naturals, for example, 155841 + ... + 156376.

Almost surely, 2^83674156 is an apocalyptic number.

It is an amenable number.

83674156 is a deficient number, since it is larger than the sum of its proper divisors (64941612).

83674156 is a wasteful number, since it uses less digits than its factorization.

83674156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312288 (or 312286 counting only the distinct ones).

The product of its digits is 120960, while the sum is 40.

The square root of 83674156 is about 9147.3578698988. The cubic root of 83674156 is about 437.3848944533.

The spelling of 83674156 in words is "eighty-three million, six hundred seventy-four thousand, one hundred fifty-six".