5632721424 has 80 divisors (see below), whose sum is σ = 17637829440. Its totient is φ = 1706883840.

The previous prime is 5632721411. The next prime is 5632721429. The reversal of 5632721424 is 4241272365.

5632721424 is a `hidden beast` number, since 5 + 632 + 7 + 2 + 14 + 2 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (5632721429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 587917 + ... + 597420.

It is an arithmetic number, because the mean of its divisors is an integer number (220472868).

Almost surely, 2^5632721424 is an apocalyptic number.

5632721424 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

5632721424 is an abundant number, since it is smaller than the sum of its proper divisors (12005108016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5632721424 is a wasteful number, since it uses less digits than its factorization.

5632721424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1185365 (or 1185353 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 5632721424 is about 75051.4585068138. The cubic root of 5632721424 is about 1779.2600366653.

Adding to 5632721424 its reverse (4241272365), we get a palindrome (9873993789).

The spelling of 5632721424 in words is "five billion, six hundred thirty-two million, seven hundred twenty-one thousand, four hundred twenty-four".