606622423 has 4 divisors (see below), whose sum is σ = 661769928. Its totient is φ = 551474920.

The previous prime is 606622403. The next prime is 606622427. The reversal of 606622423 is 324226606.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 606622423 - 2¹⁷ = 606491351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606622427) by changing a digit.

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, 27573736 + ... + 27573757.

It is an arithmetic number, because the mean of its divisors is an integer number (165442482).

Almost surely, 2^606622423 is an apocalyptic number.

606622423 is a deficient number, since it is larger than the sum of its proper divisors (55147505).

606622423 is a wasteful number, since it uses less digits than its factorization.

606622423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55147504.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 606622423 is about 24629.7061086810. The cubic root of 606622423 is about 846.5244113993.

The spelling of 606622423 in words is "six hundred six million, six hundred twenty-two thousand, four hundred twenty-three".