2305442 has 8 divisors (see below), whose sum is σ = 3577500. Its totient is φ = 1112944.

The previous prime is 2305411. The next prime is 2305463. The reversal of 2305442 is 2445032.

It can be written as a sum of positive squares in 2 ways, for example, as 2253001 + 52441 = 1501^2 + 229^2 .

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

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, 19817 + ... + 19932.

2^2305442 is an apocalyptic number.

2305442 is a deficient number, since it is larger than the sum of its proper divisors (1272058).

2305442 is a wasteful number, since it uses less digits than its factorization.

2305442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39780.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 2305442 is about 1518.3682030390. The cubic root of 2305442 is about 132.1046384865.

The spelling of 2305442 in words is "two million, three hundred five thousand, four hundred forty-two".