4501481 has 4 divisors (see below), whose sum is σ = 4766292. Its totient is φ = 4236672.

The previous prime is 4501477. The next prime is 4501489. The reversal of 4501481 is 1841054.

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 3763600 + 737881 = 1940^2 + 859^2 .

It is not a de Polignac number, because 4501481 - 2² = 4501477 is a prime.

It is a super-2 number, since 2×4501481² = 40526662386722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4501489) 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, 132380 + ... + 132413.

It is an arithmetic number, because the mean of its divisors is an integer number (1191573).

Almost surely, 2^4501481 is an apocalyptic number.

It is an amenable number.

4501481 is a deficient number, since it is larger than the sum of its proper divisors (264811).

4501481 is a wasteful number, since it uses less digits than its factorization.

4501481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264810.

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 4501481 is about 2121.6693898909. The cubic root of 4501481 is about 165.1144721406.

The spelling of 4501481 in words is "four million, five hundred one thousand, four hundred eighty-one".