2282638 has 4 divisors (see below), whose sum is σ = 3423960. Its totient is φ = 1141318.

The previous prime is 2282627. The next prime is 2282647. The reversal of 2282638 is 8362822.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570658 + ... + 570661.

It is an arithmetic number, because the mean of its divisors is an integer number (855990).

2^2282638 is an apocalyptic number.

2282638 is a deficient number, since it is larger than the sum of its proper divisors (1141322).

2282638 is a wasteful number, since it uses less digits than its factorization.

2282638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1141321.

The product of its digits is 9216, while the sum is 31.

The square root of 2282638 is about 1510.8401636176. The cubic root of 2282638 is about 131.6676287562.

The spelling of 2282638 in words is "two million, two hundred eighty-two thousand, six hundred thirty-eight".