622309424 has 20 divisors (see below), whose sum is σ = 1315336200. Its totient is φ = 282867840.

The previous prime is 622309423. The next prime is 622309433. The reversal of 622309424 is 424903226.

It is not an unprimeable number, because it can be changed into a prime (622309423) 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, 1767749 + ... + 1768100.

It is an arithmetic number, because the mean of its divisors is an integer number (65766810).

Almost surely, 2^622309424 is an apocalyptic number.

It is an amenable number.

622309424 is an abundant number, since it is smaller than the sum of its proper divisors (693026776).

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

622309424 is a wasteful number, since it uses less digits than its factorization.

622309424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3535868 (or 3535862 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 622309424 is about 24946.1304414132. The cubic root of 622309424 is about 853.7593231691.

The spelling of 622309424 in words is "six hundred twenty-two million, three hundred nine thousand, four hundred twenty-four".