5647972 has 24 divisors (see below), whose sum is σ = 11253312. Its totient is φ = 2455200.

The previous prime is 5647969. The next prime is 5647981. The reversal of 5647972 is 2797465.

It is a d-powerful number, because it can be written as 5³ + 6⁶ + 4¹¹ + 7 + 9⁵ + 7⁷ + 2¹⁹ .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1779 + ... + 3802.

It is an arithmetic number, because the mean of its divisors is an integer number (468888).

Almost surely, 2^5647972 is an apocalyptic number.

It is an amenable number.

5647972 is a deficient number, since it is larger than the sum of its proper divisors (5605340).

5647972 is a wasteful number, since it uses less digits than its factorization.

5647972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5619 (or 5617 counting only the distinct ones).

The product of its digits is 105840, while the sum is 40.

The square root of 5647972 is about 2376.5462335078. The cubic root of 5647972 is about 178.0864369992.

The spelling of 5647972 in words is "five million, six hundred forty-seven thousand, nine hundred seventy-two".