83516042 has 4 divisors (see below), whose sum is σ = 125274066. Its totient is φ = 41758020.

The previous prime is 83516033. The next prime is 83516047. The reversal of 83516042 is 24061538.

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., 68079001 + 15437041 = 8251^2 + 3929^2 .

It is a junction number, because it is equal to n+sod(n) for n = 83515996 and 83516014.

It is not an unprimeable number, because it can be changed into a prime (83516047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20879009 + ... + 20879012.

Almost surely, 2^83516042 is an apocalyptic number.

83516042 is a deficient number, since it is larger than the sum of its proper divisors (41758024).

83516042 is a wasteful number, since it uses less digits than its factorization.

83516042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41758023.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 83516042 is about 9138.7111782789. The cubic root of 83516042 is about 437.1092207977.

The spelling of 83516042 in words is "eighty-three million, five hundred sixteen thousand, forty-two".