463489838 has 16 divisors (see below), whose sum is σ = 836373120. Its totient is φ = 188183736.

The previous prime is 463489837. The next prime is 463489841. The reversal of 463489838 is 838984364.

It is a self number, because there is not a number n which added to its sum of digits gives 463489838.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (463489837) 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, 870956 + ... + 871487.

It is an arithmetic number, because the mean of its divisors is an integer number (52273320).

Almost surely, 2^463489838 is an apocalyptic number.

463489838 is a deficient number, since it is larger than the sum of its proper divisors (372883282).

463489838 is a wasteful number, since it uses less digits than its factorization.

463489838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1742471.

The product of its digits is 3981312, while the sum is 53.

The square root of 463489838 is about 21528.8141336210. The cubic root of 463489838 is about 773.8914921547.

It can be divided in two parts, 4 and 63489838, that multiplied together give a palindrome (253959352).

The spelling of 463489838 in words is "four hundred sixty-three million, four hundred eighty-nine thousand, eight hundred thirty-eight".