622343630 has 8 divisors (see below), whose sum is σ = 1120218552. Its totient is φ = 248937448.

The previous prime is 622343627. The next prime is 622343639. The reversal of 622343630 is 36343226.

622343630 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 622343593 and 622343602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622343639) 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, 31117172 + ... + 31117191.

It is an arithmetic number, because the mean of its divisors is an integer number (140027319).

Almost surely, 2^622343630 is an apocalyptic number.

622343630 is a deficient number, since it is larger than the sum of its proper divisors (497874922).

622343630 is a wasteful number, since it uses less digits than its factorization.

622343630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62234370.

The product of its (nonzero) digits is 15552, while the sum is 29.

The square root of 622343630 is about 24946.8160293052. The cubic root of 622343630 is about 853.7749655250.

Adding to 622343630 its reverse (36343226), we get a palindrome (658686856).

The spelling of 622343630 in words is "six hundred twenty-two million, three hundred forty-three thousand, six hundred thirty".