3678653 has 4 divisors (see below), whose sum is σ = 4013088. Its totient is φ = 3344220.

The previous prime is 3678617. The next prime is 3678659. The reversal of 3678653 is 3568763.

3678653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 3678653 - 2⁶ = 3678589 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3678659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167201 + ... + 167222.

It is an arithmetic number, because the mean of its divisors is an integer number (1003272).

Almost surely, 2^3678653 is an apocalyptic number.

It is an amenable number.

3678653 is a deficient number, since it is larger than the sum of its proper divisors (334435).

3678653 is a wasteful number, since it uses less digits than its factorization.

3678653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334434.

The product of its digits is 90720, while the sum is 38.

The square root of 3678653 is about 1917.9814910473. The cubic root of 3678653 is about 154.3700131703.

The spelling of 3678653 in words is "three million, six hundred seventy-eight thousand, six hundred fifty-three".