83535340 has 48 divisors (see below), whose sum is σ = 201019392. Its totient is φ = 28564416.

The previous prime is 83535337. The next prime is 83535371. The reversal of 83535340 is 4353538.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84489 + ... + 85471.

It is an arithmetic number, because the mean of its divisors is an integer number (4187904).

Almost surely, 2^83535340 is an apocalyptic number.

It is an amenable number.

83535340 is an abundant number, since it is smaller than the sum of its proper divisors (117484052).

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

83535340 is a wasteful number, since it uses less digits than its factorization.

83535340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1606 (or 1604 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 83535340 is about 9139.7669554535. The cubic root of 83535340 is about 437.1428857236.

Adding to 83535340 its reverse (4353538), we get a palindrome (87888878).

The spelling of 83535340 in words is "eighty-three million, five hundred thirty-five thousand, three hundred forty".