4487634 has 24 divisors (see below), whose sum is σ = 10059660. Its totient is φ = 1444128.

The previous prime is 4487627. The next prime is 4487671. The reversal of 4487634 is 4367844.

It can be written as a sum of positive squares in 2 ways, for example, as 4422609 + 65025 = 2103^2 + 255^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3777 + ... + 4820.

Almost surely, 2^4487634 is an apocalyptic number.

4487634 is an abundant number, since it is smaller than the sum of its proper divisors (5572026).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4487634 is a wasteful number, since it uses less digits than its factorization.

4487634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8634 (or 8631 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 4487634 is about 2118.4036442567. The cubic root of 4487634 is about 164.9449954398.

It can be divided in two parts, 44 and 87634, that added together give a palindrome (87678).

The spelling of 4487634 in words is "four million, four hundred eighty-seven thousand, six hundred thirty-four".