2634393 has 4 divisors (see below), whose sum is σ = 3512528. Its totient is φ = 1756260.

The previous prime is 2634377. The next prime is 2634403. The reversal of 2634393 is 3934362.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2634393 - 2⁴ = 2634377 is a prime.

It is a D-number.

It is a Duffinian number.

It is a zygodrome in base 5.

It is a self number, because there is not a number n which added to its sum of digits gives 2634393.

It is not an unprimeable number, because it can be changed into a prime (2634353) 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, 439063 + ... + 439068.

It is an arithmetic number, because the mean of its divisors is an integer number (878132).

2^2634393 is an apocalyptic number.

It is an amenable number.

2634393 is a deficient number, since it is larger than the sum of its proper divisors (878135).

2634393 is an equidigital number, since it uses as much as digits as its factorization.

2634393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878134.

The product of its digits is 11664, while the sum is 30.

The square root of 2634393 is about 1623.0813288311. The cubic root of 2634393 is about 138.1105499376.

It can be divided in two parts, 263 and 4393, that added together give a triangular number (4656 = T₉₆).

The spelling of 2634393 in words is "two million, six hundred thirty-four thousand, three hundred ninety-three".