622634433 has 8 divisors (see below), whose sum is σ = 830325600. Its totient is φ = 415016448.

The previous prime is 622634431. The next prime is 622634459. The reversal of 622634433 is 334436226.

It is a happy number.

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

It is not a de Polignac number, because 622634433 - 2¹ = 622634431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 622634394 and 622634403.

It is not an unprimeable number, because it can be changed into a prime (622634431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6273 + ... + 35841.

It is an arithmetic number, because the mean of its divisors is an integer number (103790700).

Almost surely, 2^622634433 is an apocalyptic number.

It is an amenable number.

622634433 is a deficient number, since it is larger than the sum of its proper divisors (207691167).

622634433 is a wasteful number, since it uses less digits than its factorization.

622634433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36591.

The product of its digits is 62208, while the sum is 33.

The square root of 622634433 is about 24952.6438078212. The cubic root of 622634433 is about 853.9079261853.

The spelling of 622634433 in words is "six hundred twenty-two million, six hundred thirty-four thousand, four hundred thirty-three".