3634549 has 8 divisors (see below), whose sum is σ = 3907008. Its totient is φ = 3368640.

The previous prime is 3634531. The next prime is 3634559. The reversal of 3634549 is 9454363.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3634549 - 2¹⁵ = 3601781 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3634559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 457 + ... + 2734.

It is an arithmetic number, because the mean of its divisors is an integer number (488376).

Almost surely, 2^3634549 is an apocalyptic number.

It is an amenable number.

3634549 is a deficient number, since it is larger than the sum of its proper divisors (272459).

3634549 is a wasteful number, since it uses less digits than its factorization.

3634549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3275.

The product of its digits is 38880, while the sum is 34.

The square root of 3634549 is about 1906.4493174485. The cubic root of 3634549 is about 153.7506083216.

The spelling of 3634549 in words is "three million, six hundred thirty-four thousand, five hundred forty-nine".