4562721889 has 8 divisors (see below), whose sum is σ = 4978025568. Its totient is φ = 4147503360.

The previous prime is 4562721857. The next prime is 4562721893. The reversal of 4562721889 is 9881272654.

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

It is not a de Polignac number, because 4562721889 - 2⁵ = 4562721857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4562721689) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152449 + ... + 179905.

It is an arithmetic number, because the mean of its divisors is an integer number (622253196).

Almost surely, 2^4562721889 is an apocalyptic number.

It is an amenable number.

4562721889 is a deficient number, since it is larger than the sum of its proper divisors (415303679).

4562721889 is a wasteful number, since it uses less digits than its factorization.

4562721889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42575.

The product of its digits is 1935360, while the sum is 52.

The square root of 4562721889 is about 67547.9229066298. The cubic root of 4562721889 is about 1658.5987460030.

The spelling of 4562721889 in words is "four billion, five hundred sixty-two million, seven hundred twenty-one thousand, eight hundred eighty-nine".