2942445 has 32 divisors (see below), whose sum is σ = 5443200. Its totient is φ = 1341440.

The previous prime is 2942441. The next prime is 2942449. The reversal of 2942445 is 5442492.

It is an interprime number because it is at equal distance from previous prime (2942441) and next prime (2942449).

It is not a de Polignac number, because 2942445 - 2² = 2942441 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2942441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2281 + ... + 3329.

It is an arithmetic number, because the mean of its divisors is an integer number (170100).

2^2942445 is an apocalyptic number.

It is an amenable number.

2942445 is a deficient number, since it is larger than the sum of its proper divisors (2500755).

2942445 is a wasteful number, since it uses less digits than its factorization.

2942445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1085.

The product of its digits is 11520, while the sum is 30.

The square root of 2942445 is about 1715.3556482549. The cubic root of 2942445 is about 143.2966765223.

The spelling of 2942445 in words is "two million, nine hundred forty-two thousand, four hundred forty-five".