4635481 has 4 divisors (see below), whose sum is σ = 4643892. Its totient is φ = 4627072.

The previous prime is 4635473. The next prime is 4635503. The reversal of 4635481 is 1845364.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 968256 + 3667225 = 984^2 + 1915^2 .

It is a cyclic number.

It is not a de Polignac number, because 4635481 - 2³ = 4635473 is a prime.

It is a super-2 number, since 2×4635481² = 42975368202722, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

4635481 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4635181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3316 + ... + 4501.

It is an arithmetic number, because the mean of its divisors is an integer number (1160973).

Almost surely, 2^4635481 is an apocalyptic number.

It is an amenable number.

4635481 is a deficient number, since it is larger than the sum of its proper divisors (8411).

4635481 is an equidigital number, since it uses as much as digits as its factorization.

4635481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8410.

The product of its digits is 11520, while the sum is 31.

The square root of 4635481 is about 2153.0167207897. The cubic root of 4635481 is about 166.7368535498.

The spelling of 4635481 in words is "four million, six hundred thirty-five thousand, four hundred eighty-one".