42083966 has 4 divisors (see below), whose sum is σ = 63125952. Its totient is φ = 21041982.

The previous prime is 42083947. The next prime is 42083981. The reversal of 42083966 is 66938024.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10520990 + ... + 10520993.

It is an arithmetic number, because the mean of its divisors is an integer number (15781488).

Almost surely, 2^42083966 is an apocalyptic number.

42083966 is a deficient number, since it is larger than the sum of its proper divisors (21041986).

42083966 is a wasteful number, since it uses less digits than its factorization.

42083966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21041985.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 42083966 is about 6487.2155814340. The cubic root of 42083966 is about 347.8341516069.

The spelling of 42083966 in words is "forty-two million, eighty-three thousand, nine hundred sixty-six".