2445442 has 8 divisors (see below), whose sum is σ = 3676176. Its totient is φ = 1220052.

The previous prime is 2445437. The next prime is 2445451.

It is a happy number.

2445442 is nontrivially palindromic in base 10.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133 + ... + 2215.

It is an arithmetic number, because the mean of its divisors is an integer number (459522).

2^2445442 is an apocalyptic number.

2445442 is a deficient number, since it is larger than the sum of its proper divisors (1230734).

2445442 is a wasteful number, since it uses less digits than its factorization.

2445442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2672.

The product of its digits is 5120, while the sum is 25.

The square root of 2445442 is about 1563.7909067391. The cubic root of 2445442 is about 134.7263225655.

The spelling of 2445442 in words is "two million, four hundred forty-five thousand, four hundred forty-two".