5678741221 has 4 divisors (see below), whose sum is σ = 5679055744. Its totient is φ = 5678426700.

The previous prime is 5678741171. The next prime is 5678741249. The reversal of 5678741221 is 1221478765.

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 a cyclic number.

It is not a de Polignac number, because 5678741221 - 2³¹ = 3531257573 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 (5618741221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128415 + ... + 166876.

It is an arithmetic number, because the mean of its divisors is an integer number (1419763936).

Almost surely, 2^5678741221 is an apocalyptic number.

It is an amenable number.

5678741221 is a deficient number, since it is larger than the sum of its proper divisors (314523).

5678741221 is a wasteful number, since it uses less digits than its factorization.

5678741221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314522.

The product of its digits is 188160, while the sum is 43.

The square root of 5678741221 is about 75357.4231313678. The cubic root of 5678741221 is about 1784.0924669248.

The spelling of 5678741221 in words is "five billion, six hundred seventy-eight million, seven hundred forty-one thousand, two hundred twenty-one".