4545441 has 6 divisors (see below), whose sum is σ = 6565650. Its totient is φ = 3030288.

The previous prime is 4545433. The next prime is 4545449. The reversal of 4545441 is 1445454.

It is an interprime number because it is at equal distance from previous prime (4545433) and next prime (4545449).

It can be written as a sum of positive squares in only one way, i.e., 3594816 + 950625 = 1896^2 + 975^2 .

It is not a de Polignac number, because 4545441 - 2³ = 4545433 is a prime.

It is a super-2 number, since 2×4545441² = 41322067768962, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4545449) 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, 252516 + ... + 252533.

It is an arithmetic number, because the mean of its divisors is an integer number (1094275).

Almost surely, 2^4545441 is an apocalyptic number.

It is an amenable number.

4545441 is a deficient number, since it is larger than the sum of its proper divisors (2020209).

4545441 is a wasteful number, since it uses less digits than its factorization.

4545441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505055 (or 505052 counting only the distinct ones).

The product of its digits is 6400, while the sum is 27.

The square root of 4545441 is about 2132.0039868631. The cubic root of 4545441 is about 165.6502166898.

The spelling of 4545441 in words is "four million, five hundred forty-five thousand, four hundred forty-one".