622633313 has 8 divisors (see below), whose sum is σ = 670433760. Its totient is φ = 576074560.

The previous prime is 622633309. The next prime is 622633327. The reversal of 622633313 is 313336226.

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

It is a cyclic number.

It is not a de Polignac number, because 622633313 - 2² = 622633309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (622633343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309383 + ... + 311388.

It is an arithmetic number, because the mean of its divisors is an integer number (83804220).

Almost surely, 2^622633313 is an apocalyptic number.

It is an amenable number.

622633313 is a deficient number, since it is larger than the sum of its proper divisors (47800447).

622633313 is a wasteful number, since it uses less digits than its factorization.

622633313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620847.

The product of its digits is 11664, while the sum is 29.

The square root of 622633313 is about 24952.6213652995. The cubic root of 622633313 is about 853.9074141794.

Adding to 622633313 its reverse (313336226), we get a palindrome (935969539).

The spelling of 622633313 in words is "six hundred twenty-two million, six hundred thirty-three thousand, three hundred thirteen".