2845138 has 8 divisors (see below), whose sum is σ = 4367088. Its totient is φ = 1389444.

The previous prime is 2845133. The next prime is 2845147. The reversal of 2845138 is 8315482.

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

It is not an unprimeable number, because it can be changed into a prime (2845133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16456 + ... + 16627.

It is an arithmetic number, because the mean of its divisors is an integer number (545886).

2^2845138 is an apocalyptic number.

2845138 is a deficient number, since it is larger than the sum of its proper divisors (1521950).

2845138 is a wasteful number, since it uses less digits than its factorization.

2845138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33128.

The product of its digits is 7680, while the sum is 31.

The square root of 2845138 is about 1686.7536868197. The cubic root of 2845138 is about 141.6993241128.

The spelling of 2845138 in words is "two million, eight hundred forty-five thousand, one hundred thirty-eight".