457563 has 8 divisors (see below), whose sum is σ = 624448. Its totient is φ = 297864.

The previous prime is 457559. The next prime is 457571. The reversal of 457563 is 365754.

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

It is not a de Polignac number, because 457563 - 2² = 457559 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 457563.

It is not an unprimeable number, because it can be changed into a prime (457553) 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, 1645 + ... + 1902.

It is an arithmetic number, because the mean of its divisors is an integer number (78056).

2⁴⁵⁷⁵⁶³ is an apocalyptic number.

457563 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

457563 is a deficient number, since it is larger than the sum of its proper divisors (166885).

457563 is a wasteful number, since it uses less digits than its factorization.

457563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3593.

The product of its digits is 12600, while the sum is 30.

The square root of 457563 is about 676.4340322604. The cubic root of 457563 is about 77.0578639660.

Subtracting from 457563 its reverse (365754), we obtain a square (91809 = 303²).

The spelling of 457563 in words is "four hundred fifty-seven thousand, five hundred sixty-three".