2042897 has 4 divisors (see below), whose sum is σ = 2073456. Its totient is φ = 2012340.

The previous prime is 2042891. The next prime is 2042923. The reversal of 2042897 is 7982402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2042897 - 2¹² = 2038801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2042891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15179 + ... + 15312.

It is an arithmetic number, because the mean of its divisors is an integer number (518364).

2^2042897 is an apocalyptic number.

It is an amenable number.

2042897 is a deficient number, since it is larger than the sum of its proper divisors (30559).

2042897 is an equidigital number, since it uses as much as digits as its factorization.

2042897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30558.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 2042897 is about 1429.2994787657. The cubic root of 2042897 is about 126.8865210727.

The spelling of 2042897 in words is "two million, forty-two thousand, eight hundred ninety-seven".