5654898221 has 4 divisors (see below), whose sum is σ = 6462740832. Its totient is φ = 4847055612.

The previous prime is 5654898187. The next prime is 5654898259. The reversal of 5654898221 is 1228984565.

It is a happy number.

5654898221 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5654898221 - 2¹⁸ = 5654636077 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5654898221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5654898421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 403921295 + ... + 403921308.

It is an arithmetic number, because the mean of its divisors is an integer number (1615685208).

Almost surely, 2^5654898221 is an apocalyptic number.

It is an amenable number.

5654898221 is a deficient number, since it is larger than the sum of its proper divisors (807842611).

5654898221 is an equidigital number, since it uses as much as digits as its factorization.

5654898221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807842610.

The product of its digits is 1382400, while the sum is 50.

The square root of 5654898221 is about 75199.0573145701. The cubic root of 5654898221 is about 1781.5920424825.

The spelling of 5654898221 in words is "five billion, six hundred fifty-four million, eight hundred ninety-eight thousand, two hundred twenty-one".