2453638 has 12 divisors (see below), whose sum is σ = 4045860. Its totient is φ = 1115180.

The previous prime is 2453629. The next prime is 2453651. The reversal of 2453638 is 8363542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4828 + ... + 5311.

It is an arithmetic number, because the mean of its divisors is an integer number (337155).

2^2453638 is an apocalyptic number.

2453638 is a deficient number, since it is larger than the sum of its proper divisors (1592222).

2453638 is a wasteful number, since it uses less digits than its factorization.

2453638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10163 (or 10152 counting only the distinct ones).

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

The square root of 2453638 is about 1566.4092696355. The cubic root of 2453638 is about 134.8766683410.

It can be divided in two parts, 245 and 3638, that added together give a palindrome (3883).

The spelling of 2453638 in words is "two million, four hundred fifty-three thousand, six hundred thirty-eight".