2845340 has 24 divisors (see below), whose sum is σ = 6032880. Its totient is φ = 1127168.

The previous prime is 2845319. The next prime is 2845357. The reversal of 2845340 is 435482.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1631 + ... + 2889.

It is an arithmetic number, because the mean of its divisors is an integer number (251370).

2^2845340 is an apocalyptic number.

2845340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2845340 is an abundant number, since it is smaller than the sum of its proper divisors (3187540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2845340 is a wasteful number, since it uses less digits than its factorization.

2845340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1381 (or 1379 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 2845340 is about 1686.8135640906. The cubic root of 2845340 is about 141.7026775045.

The spelling of 2845340 in words is "two million, eight hundred forty-five thousand, three hundred forty".