622326238 has 4 divisors (see below), whose sum is σ = 933489360. Its totient is φ = 311163118.

The previous prime is 622326233. The next prime is 622326253. The reversal of 622326238 is 832623226.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622326233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155581558 + ... + 155581561.

It is an arithmetic number, because the mean of its divisors is an integer number (233372340).

Almost surely, 2^622326238 is an apocalyptic number.

622326238 is a deficient number, since it is larger than the sum of its proper divisors (311163122).

622326238 is a wasteful number, since it uses less digits than its factorization.

622326238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311163121.

The product of its digits is 41472, while the sum is 34.

The square root of 622326238 is about 24946.4674453118. The cubic root of 622326238 is about 853.7670122594.

The spelling of 622326238 in words is "six hundred twenty-two million, three hundred twenty-six thousand, two hundred thirty-eight".