4521485 has 4 divisors (see below), whose sum is σ = 5425788. Its totient is φ = 3617184.

The previous prime is 4521427. The next prime is 4521509. The reversal of 4521485 is 5841254.

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 784996 + 3736489 = 886^2 + 1933^2 .

It is a cyclic number.

It is not a de Polignac number, because 4521485 - 2⁶ = 4521421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 452144 + ... + 452153.

It is an arithmetic number, because the mean of its divisors is an integer number (1356447).

Almost surely, 2^4521485 is an apocalyptic number.

It is an amenable number.

4521485 is a deficient number, since it is larger than the sum of its proper divisors (904303).

4521485 is an equidigital number, since it uses as much as digits as its factorization.

4521485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904302.

The product of its digits is 6400, while the sum is 29.

The square root of 4521485 is about 2126.3783764890. The cubic root of 4521485 is about 165.3586931956.

The spelling of 4521485 in words is "four million, five hundred twenty-one thousand, four hundred eighty-five".