4546549 has 4 divisors (see below), whose sum is σ = 5196064. Its totient is φ = 3897036.

The previous prime is 4546543. The next prime is 4546573. The reversal of 4546549 is 9456454.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4546549 - 2⁵ = 4546517 is a prime.

It is a super-2 number, since 2×4546549² = 41342215618802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4546543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 324747 + ... + 324760.

It is an arithmetic number, because the mean of its divisors is an integer number (1299016).

Almost surely, 2^4546549 is an apocalyptic number.

It is an amenable number.

4546549 is a deficient number, since it is larger than the sum of its proper divisors (649515).

4546549 is an equidigital number, since it uses as much as digits as its factorization.

4546549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649514.

The product of its digits is 86400, while the sum is 37.

The square root of 4546549 is about 2132.2638204500. The cubic root of 4546549 is about 165.6636752687.

The spelling of 4546549 in words is "four million, five hundred forty-six thousand, five hundred forty-nine".