2622398 has 8 divisors (see below), whose sum is σ = 4025208. Its totient is φ = 1280664.

The previous prime is 2622397. The next prime is 2622407. The reversal of 2622398 is 8932262.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 2² + 6³ + 2¹⁸ + 2²¹ + 3⁶ + 9 + 8⁶ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2622397) 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, 15161 + ... + 15332.

It is an arithmetic number, because the mean of its divisors is an integer number (503151).

2^2622398 is an apocalyptic number.

2622398 is a deficient number, since it is larger than the sum of its proper divisors (1402810).

2622398 is a wasteful number, since it uses less digits than its factorization.

2622398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30538.

The product of its digits is 10368, while the sum is 32.

The square root of 2622398 is about 1619.3819808804. The cubic root of 2622398 is about 137.9006145717.

The spelling of 2622398 in words is "two million, six hundred twenty-two thousand, three hundred ninety-eight".