632340403 has 8 divisors (see below), whose sum is σ = 672284448. Its totient is φ = 593433984.

The previous prime is 632340391. The next prime is 632340421. The reversal of 632340403 is 304043236.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-632340403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (632343403) 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, 258150 + ... + 260587.

It is an arithmetic number, because the mean of its divisors is an integer number (84035556).

Almost surely, 2^632340403 is an apocalyptic number.

632340403 is a deficient number, since it is larger than the sum of its proper divisors (39944045).

632340403 is a wasteful number, since it uses less digits than its factorization.

632340403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518813.

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 632340403 is about 25146.3795207183. The cubic root of 632340403 is about 858.3221310590.

Adding to 632340403 its reverse (304043236), we get a palindrome (936383639).

The spelling of 632340403 in words is "six hundred thirty-two million, three hundred forty thousand, four hundred three".