563615250 has 128 divisors (see below), whose sum is σ = 1564842240. Its totient is φ = 133952000.

The previous prime is 563615243. The next prime is 563615251. The reversal of 563615250 is 52516365.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (563615251) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 436606 + ... + 437894.

It is an arithmetic number, because the mean of its divisors is an integer number (12225330).

Almost surely, 2^563615250 is an apocalyptic number.

563615250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 563615250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (782421120).

563615250 is an abundant number, since it is smaller than the sum of its proper divisors (1001226990).

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

563615250 is a wasteful number, since it uses less digits than its factorization.

563615250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1373 (or 1363 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 563615250 is about 23740.5823433209. The cubic root of 563615250 is about 826.0270038289.

The spelling of 563615250 in words is "five hundred sixty-three million, six hundred fifteen thousand, two hundred fifty".