647241622 has 8 divisors (see below), whose sum is σ = 1002180672. Its totient is φ = 313181400.

The previous prime is 647241607. The next prime is 647241709. The reversal of 647241622 is 226142746.

647241622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5219629 + ... + 5219752.

It is an arithmetic number, because the mean of its divisors is an integer number (125272584).

Almost surely, 2^647241622 is an apocalyptic number.

647241622 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

647241622 is a deficient number, since it is larger than the sum of its proper divisors (354939050).

647241622 is a wasteful number, since it uses less digits than its factorization.

647241622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10439414.

The product of its digits is 32256, while the sum is 34.

The square root of 647241622 is about 25440.9438111089. The cubic root of 647241622 is about 865.0120269637.

The spelling of 647241622 in words is "six hundred forty-seven million, two hundred forty-one thousand, six hundred twenty-two".