2116042 has 4 divisors (see below), whose sum is σ = 3174066. Its totient is φ = 1058020.

The previous prime is 2116039. The next prime is 2116063. The reversal of 2116042 is 2406112.

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., 1234321 + 881721 = 1111^2 + 939^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 529009 + ... + 529012.

2^2116042 is an apocalyptic number.

2116042 is a deficient number, since it is larger than the sum of its proper divisors (1058024).

2116042 is a wasteful number, since it uses less digits than its factorization.

2116042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058023.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2116042 is about 1454.6621600908. The cubic root of 2116042 is about 128.3831698647.

The spelling of 2116042 in words is "two million, one hundred sixteen thousand, forty-two".