2297942 has 4 divisors (see below), whose sum is σ = 3446916. Its totient is φ = 1148970.

The previous prime is 2297923. The next prime is 2297951. The reversal of 2297942 is 2497922.

It is a happy number.

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, 574484 + ... + 574487.

It is an arithmetic number, because the mean of its divisors is an integer number (861729).

2^2297942 is an apocalyptic number.

2297942 is a deficient number, since it is larger than the sum of its proper divisors (1148974).

2297942 is a wasteful number, since it uses less digits than its factorization.

2297942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148973.

The product of its digits is 18144, while the sum is 35.

The square root of 2297942 is about 1515.8964344572. The cubic root of 2297942 is about 131.9612298137.

The spelling of 2297942 in words is "two million, two hundred ninety-seven thousand, nine hundred forty-two".