574421647 has 4 divisors (see below), whose sum is σ = 594229320. Its totient is φ = 554613976.

The previous prime is 574421641. The next prime is 574421677. The reversal of 574421647 is 746124475.

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 574421647 - 2¹⁵ = 574388879 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 (574421641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9903793 + ... + 9903850.

It is an arithmetic number, because the mean of its divisors is an integer number (148557330).

Almost surely, 2^574421647 is an apocalyptic number.

574421647 is a deficient number, since it is larger than the sum of its proper divisors (19807673).

574421647 is a wasteful number, since it uses less digits than its factorization.

574421647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19807672.

The product of its digits is 188160, while the sum is 40.

The square root of 574421647 is about 23967.0950888922. The cubic root of 574421647 is about 831.2728556325.

The spelling of 574421647 in words is "five hundred seventy-four million, four hundred twenty-one thousand, six hundred forty-seven".