3534649 has 4 divisors (see below), whose sum is σ = 3539536. Its totient is φ = 3529764.

The previous prime is 3534613. The next prime is 3534659. The reversal of 3534649 is 9464353.

It is a happy number.

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 3534649 - 2¹⁷ = 3403577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3534659) 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, 1119 + ... + 2884.

It is an arithmetic number, because the mean of its divisors is an integer number (884884).

Almost surely, 2^3534649 is an apocalyptic number.

It is an amenable number.

3534649 is a deficient number, since it is larger than the sum of its proper divisors (4887).

3534649 is an equidigital number, since it uses as much as digits as its factorization.

3534649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4886.

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

The square root of 3534649 is about 1880.0662222379. The cubic root of 3534649 is about 152.3288270204.

The spelling of 3534649 in words is "three million, five hundred thirty-four thousand, six hundred forty-nine".