83360340 has 120 divisors (see below), whose sum is σ = 298902912. Its totient is φ = 19051200.

The previous prime is 83360327. The next prime is 83360341. The reversal of 83360340 is 4306338.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83360341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 7665 + ... + 15015.

Almost surely, 2^83360340 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 83360340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149451456).

83360340 is an abundant number, since it is smaller than the sum of its proper divisors (215542572).

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

83360340 is a wasteful number, since it uses less digits than its factorization.

83360340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7379 (or 7368 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 83360340 is about 9130.1883879797. The cubic root of 83360340 is about 436.8374122647.

Adding to 83360340 its reverse (4306338), we get a palindrome (87666678).

The spelling of 83360340 in words is "eighty-three million, three hundred sixty thousand, three hundred forty".