622122442 has 8 divisors (see below), whose sum is σ = 965362500. Its totient is φ = 300334944.

The previous prime is 622122367. The next prime is 622122443. The reversal of 622122442 is 244221226.

It can be written as a sum of positive squares in 2 ways, for example, as 613008081 + 9114361 = 24759^2 + 3019^2 .

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

It is not an unprimeable number, because it can be changed into a prime (622122443) 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, 5363067 + ... + 5363182.

Almost surely, 2^622122442 is an apocalyptic number.

622122442 is a deficient number, since it is larger than the sum of its proper divisors (343240058).

622122442 is a wasteful number, since it uses less digits than its factorization.

622122442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10726280.

The product of its digits is 3072, while the sum is 25.

The square root of 622122442 is about 24942.3824443456. The cubic root of 622122442 is about 853.6738064306.

Adding to 622122442 its reverse (244221226), we get a palindrome (866343668).

The spelling of 622122442 in words is "six hundred twenty-two million, one hundred twenty-two thousand, four hundred forty-two".