2428705563 has 4 divisors (see below), whose sum is σ = 3238274088. Its totient is φ = 1619137040.

The previous prime is 2428705541. The next prime is 2428705679. The reversal of 2428705563 is 3655078242.

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

It is a cyclic number.

It is not a de Polignac number, because 2428705563 - 2¹⁰ = 2428704539 is a prime.

It is a super-2 number, since 2×2428705563² = 11797221423494293938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2428701563) 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, 404784258 + ... + 404784263.

It is an arithmetic number, because the mean of its divisors is an integer number (809568522).

Almost surely, 2^2428705563 is an apocalyptic number.

2428705563 is a deficient number, since it is larger than the sum of its proper divisors (809568525).

2428705563 is an equidigital number, since it uses as much as digits as its factorization.

2428705563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809568524.

The product of its (nonzero) digits is 403200, while the sum is 42.

The square root of 2428705563 is about 49281.8989386570. The cubic root of 2428705563 is about 1344.1826615619.

The spelling of 2428705563 in words is "two billion, four hundred twenty-eight million, seven hundred five thousand, five hundred sixty-three".