5632721447 has 8 divisors (see below), whose sum is σ = 5652040800. Its totient is φ = 5613420960.

The previous prime is 5632721429. The next prime is 5632721453. The reversal of 5632721447 is 7441272365.

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

It is a cyclic number.

It is not a de Polignac number, because 5632721447 - 2⁶ = 5632721383 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 (5632721147) 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 7 ways as a sum of consecutive naturals, for example, 842297 + ... + 848957.

It is an arithmetic number, because the mean of its divisors is an integer number (706505100).

Almost surely, 2^5632721447 is an apocalyptic number.

5632721447 is a deficient number, since it is larger than the sum of its proper divisors (19319353).

5632721447 is a wasteful number, since it uses less digits than its factorization.

5632721447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9433.

The product of its digits is 282240, while the sum is 41.

The square root of 5632721447 is about 75051.4586600420. The cubic root of 5632721447 is about 1779.2600390870.

The spelling of 5632721447 in words is "five billion, six hundred thirty-two million, seven hundred twenty-one thousand, four hundred forty-seven".