2505946 has 16 divisors (see below), whose sum is σ = 3919104. Its totient is φ = 1200784.

The previous prime is 2505917. The next prime is 2505983. The reversal of 2505946 is 6495052.

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, 4731 + ... + 5233.

It is an arithmetic number, because the mean of its divisors is an integer number (244944).

2^2505946 is an apocalyptic number.

2505946 is a deficient number, since it is larger than the sum of its proper divisors (1413158).

2505946 is a wasteful number, since it uses less digits than its factorization.

2505946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 2505946 is about 1583.0180036879. The cubic root of 2505946 is about 135.8283951517.

The spelling of 2505946 in words is "two million, five hundred five thousand, nine hundred forty-six".