622423002 has 8 divisors (see below), whose sum is σ = 1244846016. Its totient is φ = 207474332.

The previous prime is 622423001. The next prime is 622423007. The reversal of 622423002 is 200324226.

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

622423002 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 622423002.

It is not an unprimeable number, because it can be changed into a prime (622423001) 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, 51868578 + ... + 51868589.

It is an arithmetic number, because the mean of its divisors is an integer number (155605752).

Almost surely, 2^622423002 is an apocalyptic number.

622423002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

622423002 is a wasteful number, since it uses less digits than its factorization.

622423002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103737172.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 622423002 is about 24948.4068028401. The cubic root of 622423002 is about 853.8112600213.

Adding to 622423002 its reverse (200324226), we get a palindrome (822747228).

The spelling of 622423002 in words is "six hundred twenty-two million, four hundred twenty-three thousand, two".