4514645 has 8 divisors (see below), whose sum is σ = 5430840. Its totient is φ = 3602880.

The previous prime is 4514641. The next prime is 4514669. The reversal of 4514645 is 5464154.

It can be written as a sum of positive squares in 4 ways, for example, as 361201 + 4153444 = 601^2 + 2038^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4514645 - 2² = 4514641 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4514641) 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 7 ways as a sum of consecutive naturals, for example, 1871 + ... + 3539.

It is an arithmetic number, because the mean of its divisors is an integer number (678855).

Almost surely, 2^4514645 is an apocalyptic number.

It is an amenable number.

4514645 is a deficient number, since it is larger than the sum of its proper divisors (916195).

4514645 is a wasteful number, since it uses less digits than its factorization.

4514645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2215.

The product of its digits is 9600, while the sum is 29.

The square root of 4514645 is about 2124.7693992525. The cubic root of 4514645 is about 165.2752674859.

Adding to 4514645 its reverse (5464154), we get a palindrome (9978799).

The spelling of 4514645 in words is "four million, five hundred fourteen thousand, six hundred forty-five".