622161226 has 8 divisors (see below), whose sum is σ = 933632100. Its totient is φ = 310950528.

The previous prime is 622161193. The next prime is 622161259.

622161226 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (622161193) and next prime (622161259).

It can be written as a sum of positive squares in 2 ways, for example, as 536617225 + 85544001 = 23165^2 + 9249^2 .

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

It is a super-2 number, since 2×622161226² = 774169182275646152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 622161194 and 622161203.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58951 + ... + 68698.

Almost surely, 2^622161226 is an apocalyptic number.

622161226 is a deficient number, since it is larger than the sum of its proper divisors (311470874).

622161226 is a wasteful number, since it uses less digits than its factorization.

622161226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130088.

The product of its digits is 3456, while the sum is 28.

The square root of 622161226 is about 24943.1599040699. The cubic root of 622161226 is about 853.6915458093.

The spelling of 622161226 in words is "six hundred twenty-two million, one hundred sixty-one thousand, two hundred twenty-six".