3649093 has 4 divisors (see below), whose sum is σ = 4170400. Its totient is φ = 3127788.

The previous prime is 3649057. The next prime is 3649097. The reversal of 3649093 is 3909463.

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 3649093 - 2⁹ = 3648581 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3649097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260643 + ... + 260656.

It is an arithmetic number, because the mean of its divisors is an integer number (1042600).

Almost surely, 2^3649093 is an apocalyptic number.

It is an amenable number.

3649093 is a deficient number, since it is larger than the sum of its proper divisors (521307).

3649093 is an equidigital number, since it uses as much as digits as its factorization.

3649093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521306.

The product of its (nonzero) digits is 17496, while the sum is 34.

The square root of 3649093 is about 1910.2599299572. The cubic root of 3649093 is about 153.9554180278.

The spelling of 3649093 in words is "three million, six hundred forty-nine thousand, ninety-three".