3654449 has 8 divisors (see below), whose sum is σ = 3749760. Its totient is φ = 3560400.

The previous prime is 3654437. The next prime is 3654451. The reversal of 3654449 is 9444563.

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 3654449 - 2⁸ = 3654193 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 3⁹ + 6⁸ + 5⁹ + 4² + 4⁴ + 4⁵ + 9³ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3654419) 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, 8264 + ... + 8694.

It is an arithmetic number, because the mean of its divisors is an integer number (468720).

Almost surely, 2^3654449 is an apocalyptic number.

It is an amenable number.

3654449 is a deficient number, since it is larger than the sum of its proper divisors (95311).

3654449 is a wasteful number, since it uses less digits than its factorization.

3654449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631.

The product of its digits is 51840, while the sum is 35.

The square root of 3654449 is about 1911.6613193764. The cubic root of 3654449 is about 154.0307045091.

The spelling of 3654449 in words is "three million, six hundred fifty-four thousand, four hundred forty-nine".