563390436 has 72 divisors (see below), whose sum is σ = 1534675296. Its totient is φ = 160392960.

The previous prime is 563390407. The next prime is 563390459. The reversal of 563390436 is 634093365.

It is a junction number, because it is equal to n+sod(n) for n = 563390394 and 563390403.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 178956 + ... + 182076.

Almost surely, 2^563390436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 563390436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (767337648).

563390436 is an abundant number, since it is smaller than the sum of its proper divisors (971284860).

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

563390436 is a wasteful number, since it uses less digits than its factorization.

563390436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3449 (or 3440 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 39.

The square root of 563390436 is about 23735.8470672525. The cubic root of 563390436 is about 825.9171610882.

It can be divided in two parts, 5633 and 90436, that added together give a palindrome (96069).

The spelling of 563390436 in words is "five hundred sixty-three million, three hundred ninety thousand, four hundred thirty-six".