2445166 has 4 divisors (see below), whose sum is σ = 3667752. Its totient is φ = 1222582.

The previous prime is 2445139. The next prime is 2445173. The reversal of 2445166 is 6615442.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6615442 = 2 ⋅3307721.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 611290 + ... + 611293.

It is an arithmetic number, because the mean of its divisors is an integer number (916938).

2^2445166 is an apocalyptic number.

2445166 is a deficient number, since it is larger than the sum of its proper divisors (1222586).

2445166 is a wasteful number, since it uses less digits than its factorization.

2445166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222585.

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

The square root of 2445166 is about 1563.7026571570. The cubic root of 2445166 is about 134.7212538343.

The spelling of 2445166 in words is "two million, four hundred forty-five thousand, one hundred sixty-six".