2845946 has 4 divisors (see below), whose sum is σ = 4268922. Its totient is φ = 1422972.

The previous prime is 2845907. The next prime is 2845949. The reversal of 2845946 is 6495482.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2758921 + 87025 = 1661^2 + 295^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2845949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711485 + ... + 711488.

2^2845946 is an apocalyptic number.

2845946 is a deficient number, since it is larger than the sum of its proper divisors (1422976).

2845946 is a wasteful number, since it uses less digits than its factorization.

2845946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1422975.

The product of its digits is 69120, while the sum is 38.

The square root of 2845946 is about 1686.9931831516. The cubic root of 2845946 is about 141.7127367273.

The spelling of 2845946 in words is "two million, eight hundred forty-five thousand, nine hundred forty-six".