83442055 has 4 divisors (see below), whose sum is σ = 100130472. Its totient is φ = 66753640.

The previous prime is 83442041. The next prime is 83442089. The reversal of 83442055 is 55024438.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 83442055 - 2⁷ = 83441927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8344201 + ... + 8344210.

It is an arithmetic number, because the mean of its divisors is an integer number (25032618).

Almost surely, 2^83442055 is an apocalyptic number.

83442055 is a deficient number, since it is larger than the sum of its proper divisors (16688417).

83442055 is a wasteful number, since it uses less digits than its factorization.

83442055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16688416.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 83442055 is about 9134.6622816610. The cubic root of 83442055 is about 436.9801040676.

The spelling of 83442055 in words is "eighty-three million, four hundred forty-two thousand, fifty-five".