2017942 has 8 divisors (see below), whose sum is σ = 3035232. Its totient is φ = 1006200.

The previous prime is 2017931. The next prime is 2017957. The reversal of 2017942 is 2497102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 309 + ... + 2032.

It is an arithmetic number, because the mean of its divisors is an integer number (379404).

2^2017942 is an apocalyptic number.

2017942 is a deficient number, since it is larger than the sum of its proper divisors (1017290).

2017942 is a wasteful number, since it uses less digits than its factorization.

2017942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2774.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 2017942 is about 1420.5428539822. The cubic root of 2017942 is about 126.3677423293.

The spelling of 2017942 in words is "two million, seventeen thousand, nine hundred forty-two".