2465647 has 4 divisors (see below), whose sum is σ = 2545216. Its totient is φ = 2386080.

The previous prime is 2465641. The next prime is 2465651. The reversal of 2465647 is 7465642.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2465647 is a prime.

It is a Duffinian number.

2465647 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2465641) 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, 39738 + ... + 39799.

It is an arithmetic number, because the mean of its divisors is an integer number (636304).

2^2465647 is an apocalyptic number.

2465647 is a deficient number, since it is larger than the sum of its proper divisors (79569).

2465647 is an equidigital number, since it uses as much as digits as its factorization.

2465647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79568.

The product of its digits is 40320, while the sum is 34.

The square root of 2465647 is about 1570.2378800679. The cubic root of 2465647 is about 135.0963555359.

The spelling of 2465647 in words is "two million, four hundred sixty-five thousand, six hundred forty-seven".