2438635 has 4 divisors (see below), whose sum is σ = 2926368. Its totient is φ = 1950904.

The previous prime is 2438629. The next prime is 2438671. The reversal of 2438635 is 5368342.

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

It is a cyclic number.

It is not a de Polignac number, because 2438635 - 2³ = 2438627 is a prime.

It is a d-powerful number, because it can be written as 2²¹ + 4⁹ + 3⁵ + 8³ + 6³ + 3⁵ + 5⁷ .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2438597 and 2438606.

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 3 ways as a sum of consecutive naturals, for example, 243859 + ... + 243868.

It is an arithmetic number, because the mean of its divisors is an integer number (731592).

2^2438635 is an apocalyptic number.

2438635 is a deficient number, since it is larger than the sum of its proper divisors (487733).

2438635 is an equidigital number, since it uses as much as digits as its factorization.

2438635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487732.

The product of its digits is 17280, while the sum is 31.

The square root of 2438635 is about 1561.6129482045. The cubic root of 2438635 is about 134.6012007662.

The spelling of 2438635 in words is "two million, four hundred thirty-eight thousand, six hundred thirty-five".