83385842 has 4 divisors (see below), whose sum is σ = 125078766. Its totient is φ = 41692920.

The previous prime is 83385839. The next prime is 83385847. The reversal of 83385842 is 24858338.

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

It can be written as a sum of positive squares in only one way, i.e., 75707401 + 7678441 = 8701^2 + 2771^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 83385842.

It is not an unprimeable number, because it can be changed into a prime (83385847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20846459 + ... + 20846462.

Almost surely, 2^83385842 is an apocalyptic number.

83385842 is a deficient number, since it is larger than the sum of its proper divisors (41692924).

83385842 is a wasteful number, since it uses less digits than its factorization.

83385842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41692923.

The product of its digits is 184320, while the sum is 41.

The square root of 83385842 is about 9131.5848569676. The cubic root of 83385842 is about 436.8819541969.

The spelling of 83385842 in words is "eighty-three million, three hundred eighty-five thousand, eight hundred forty-two".