83742608 has 20 divisors (see below), whose sum is σ = 162437148. Its totient is φ = 41823360.

The previous prime is 83742599. The next prime is 83742611. The reversal of 83742608 is 80624738.

It can be written as a sum of positive squares in 2 ways, for example, as 40551424 + 43191184 = 6368^2 + 6572^2 .

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, 14510 + ... + 19442.

Almost surely, 2^83742608 is an apocalyptic number.

It is an amenable number.

83742608 is a deficient number, since it is larger than the sum of its proper divisors (78694540).

83742608 is a wasteful number, since it uses less digits than its factorization.

83742608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6002 (or 5996 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 83742608 is about 9151.0987318464. The cubic root of 83742608 is about 437.5041336208.

The spelling of 83742608 in words is "eighty-three million, seven hundred forty-two thousand, six hundred eight".