2452845 has 16 divisors (see below), whose sum is σ = 4155840. Its totient is φ = 1231104.

The previous prime is 2452831. The next prime is 2452859. The reversal of 2452845 is 5482542.

It is an interprime number because it is at equal distance from previous prime (2452831) and next prime (2452859).

It is not a de Polignac number, because 2452845 - 2⁴ = 2452829 is a prime.

2452845 is a lucky number.

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 in 15 ways as a sum of consecutive naturals, for example, 4555 + ... + 5064.

It is an arithmetic number, because the mean of its divisors is an integer number (259740).

2^2452845 is an apocalyptic number.

It is an amenable number.

2452845 is a deficient number, since it is larger than the sum of its proper divisors (1702995).

2452845 is a wasteful number, since it uses less digits than its factorization.

2452845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9644.

The product of its digits is 12800, while the sum is 30.

The square root of 2452845 is about 1566.1561224859. The cubic root of 2452845 is about 134.8621363518.

The spelling of 2452845 in words is "two million, four hundred fifty-two thousand, eight hundred forty-five".