634303 has 4 divisors (see below), whose sum is σ = 641520. Its totient is φ = 627088.

The previous prime is 634301. The next prime is 634307. The reversal of 634303 is 303436.

It is a happy number.

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 634303 - 2¹ = 634301 is a prime.

It is a d-powerful number, because it can be written as 6⁷ + 3² + 3¹¹ + 4³ + 0 + 3¹¹ .

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634301) 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, 3475 + ... + 3652.

It is an arithmetic number, because the mean of its divisors is an integer number (160380).

2⁶³⁴³⁰³ is an apocalyptic number.

634303 is a deficient number, since it is larger than the sum of its proper divisors (7217).

634303 is an equidigital number, since it uses as much as digits as its factorization.

634303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7216.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 634303 is about 796.4314157540. The cubic root of 634303 is about 85.9209206364.

Adding to 634303 its reverse (303436), we get a palindrome (937739).

The spelling of 634303 in words is "six hundred thirty-four thousand, three hundred three".