562355989 has 4 divisors (see below), whose sum is σ = 605614156. Its totient is φ = 519097824.

The previous prime is 562355951. The next prime is 562355993. The reversal of 562355989 is 989553265.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 370755025 + 191600964 = 19255^2 + 13842^2 .

It is a cyclic number.

It is not a de Polignac number, because 562355989 - 2²¹ = 560258837 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 (562355999) 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, 21629064 + ... + 21629089.

It is an arithmetic number, because the mean of its divisors is an integer number (151403539).

Almost surely, 2^562355989 is an apocalyptic number.

It is an amenable number.

562355989 is a deficient number, since it is larger than the sum of its proper divisors (43258167).

562355989 is a wasteful number, since it uses less digits than its factorization.

562355989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43258166.

The product of its digits is 2916000, while the sum is 52.

The square root of 562355989 is about 23714.0462384638. The cubic root of 562355989 is about 825.4113597153.

The spelling of 562355989 in words is "five hundred sixty-two million, three hundred fifty-five thousand, nine hundred eighty-nine".