83553274 has 8 divisors (see below), whose sum is σ = 143234208. Its totient is φ = 35808540.

The previous prime is 83553251. The next prime is 83553287. The reversal of 83553274 is 47235538.

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

It is a super-2 number, since 2×83553274² = 13962299192238152, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2984032 + ... + 2984059.

It is an arithmetic number, because the mean of its divisors is an integer number (17904276).

Almost surely, 2^83553274 is an apocalyptic number.

83553274 is a deficient number, since it is larger than the sum of its proper divisors (59680934).

83553274 is a wasteful number, since it uses less digits than its factorization.

83553274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5968100.

The product of its digits is 100800, while the sum is 37.

The square root of 83553274 is about 9140.7480000271. The cubic root of 83553274 is about 437.1741665346.

The spelling of 83553274 in words is "eighty-three million, five hundred fifty-three thousand, two hundred seventy-four".