2940445 has 8 divisors (see below), whose sum is σ = 3548160. Its totient is φ = 2339280.

The previous prime is 2940437. The next prime is 2940449. The reversal of 2940445 is 5440492.

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

It is not a de Polignac number, because 2940445 - 2³ = 2940437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2940449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 585 + ... + 2494.

It is an arithmetic number, because the mean of its divisors is an integer number (443520).

2^2940445 is an apocalyptic number.

It is an amenable number.

2940445 is a deficient number, since it is larger than the sum of its proper divisors (607715).

2940445 is a wasteful number, since it uses less digits than its factorization.

2940445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3275.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 2940445 is about 1714.7725796735. The cubic root of 2940445 is about 143.2642025864.

The spelling of 2940445 in words is "two million, nine hundred forty thousand, four hundred forty-five".