622675730 has 8 divisors (see below), whose sum is σ = 1120816332. Its totient is φ = 249070288.

The previous prime is 622675721. The next prime is 622675741. The reversal of 622675730 is 37576226.

It can be written as a sum of positive squares in 2 ways, for example, as 601671841 + 21003889 = 24529^2 + 4583^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 31133777 + ... + 31133796.

Almost surely, 2^622675730 is an apocalyptic number.

622675730 is a deficient number, since it is larger than the sum of its proper divisors (498140602).

622675730 is a wasteful number, since it uses less digits than its factorization.

622675730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62267580.

The product of its (nonzero) digits is 105840, while the sum is 38.

The square root of 622675730 is about 24953.4713016045. The cubic root of 622675730 is about 853.9268046015.

The spelling of 622675730 in words is "six hundred twenty-two million, six hundred seventy-five thousand, seven hundred thirty".