3587649 has 16 divisors (see below), whose sum is σ = 5232192. Its totient is φ = 2173248.

The previous prime is 3587641. The next prime is 3587657. The reversal of 3587649 is 9467853.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3587641) and next prime (3587657).

It is not a de Polignac number, because 3587649 - 2³ = 3587641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3587649.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3587641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1927 + ... + 3299.

It is an arithmetic number, because the mean of its divisors is an integer number (327012).

Almost surely, 2^3587649 is an apocalyptic number.

3587649 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

It is an amenable number.

3587649 is a deficient number, since it is larger than the sum of its proper divisors (1644543).

3587649 is a wasteful number, since it uses less digits than its factorization.

3587649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1456.

The product of its digits is 181440, while the sum is 42.

The square root of 3587649 is about 1894.1090253731. The cubic root of 3587649 is about 153.0864136565.

The spelling of 3587649 in words is "three million, five hundred eighty-seven thousand, six hundred forty-nine".