4375481 has 6 divisors (see below), whose sum is σ = 4809546. Its totient is φ = 3977600.

The previous prime is 4375471. The next prime is 4375487. The reversal of 4375481 is 1845734.

It can be written as a sum of positive squares in only one way, i.e., 4141225 + 234256 = 2035^2 + 484^2 .

It is a de Polignac number, because none of the positive numbers 2^k-4375481 is a prime.

It is a super-2 number, since 2×4375481² = 38289667962722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4375487) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 17960 + ... + 18201.

It is an arithmetic number, because the mean of its divisors is an integer number (801591).

Almost surely, 2^4375481 is an apocalyptic number.

It is an amenable number.

4375481 is a deficient number, since it is larger than the sum of its proper divisors (434065).

4375481 is a wasteful number, since it uses less digits than its factorization.

4375481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36183 (or 36172 counting only the distinct ones).

The product of its digits is 13440, while the sum is 32.

The square root of 4375481 is about 2091.7650441672. The cubic root of 4375481 is about 163.5593091294.

The spelling of 4375481 in words is "four million, three hundred seventy-five thousand, four hundred eighty-one".