632045403 has 16 divisors (see below), whose sum is σ = 1021488000. Its totient is φ = 383057640.

The previous prime is 632045387. The next prime is 632045417. The reversal of 632045403 is 304540236.

It is not a de Polignac number, because 632045403 - 2⁴ = 632045387 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (632040403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1063753 + ... + 1064346.

It is an arithmetic number, because the mean of its divisors is an integer number (63843000).

Almost surely, 2^632045403 is an apocalyptic number.

632045403 is a deficient number, since it is larger than the sum of its proper divisors (389442597).

632045403 is a wasteful number, since it uses less digits than its factorization.

632045403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2128119 (or 2128113 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 632045403 is about 25140.5131809198. The cubic root of 632045403 is about 858.1886352325.

Adding to 632045403 its reverse (304540236), we get a palindrome (936585639).

The spelling of 632045403 in words is "six hundred thirty-two million, forty-five thousand, four hundred three".