4521546 has 12 divisors (see below), whose sum is σ = 9796722. Its totient is φ = 1507176.

The previous prime is 4521533. The next prime is 4521551. The reversal of 4521546 is 6451254.

4521546 is nontrivially palindromic in base 8.

4521546 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2387025 + 2134521 = 1545^2 + 1461^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 125581 + ... + 125616.

Almost surely, 2^4521546 is an apocalyptic number.

4521546 is an abundant number, since it is smaller than the sum of its proper divisors (5275176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4521546 is a wasteful number, since it uses less digits than its factorization.

4521546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251205 (or 251202 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 4521546 is about 2126.3927200778. The cubic root of 4521546 is about 165.3594368182.

The spelling of 4521546 in words is "four million, five hundred twenty-one thousand, five hundred forty-six".