3612643 has 8 divisors (see below), whose sum is σ = 3734640. Its totient is φ = 3492000.

The previous prime is 3612613. The next prime is 3612659. The reversal of 3612643 is 3462163.

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 3612643 - 2¹³ = 3604451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3612613) 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, 9093 + ... + 9481.

It is an arithmetic number, because the mean of its divisors is an integer number (466830).

Almost surely, 2^3612643 is an apocalyptic number.

3612643 is a deficient number, since it is larger than the sum of its proper divisors (121997).

3612643 is a wasteful number, since it uses less digits than its factorization.

3612643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677.

The product of its digits is 2592, while the sum is 25.

The square root of 3612643 is about 1900.6953990579. The cubic root of 3612643 is about 153.4410925984.

The spelling of 3612643 in words is "three million, six hundred twelve thousand, six hundred forty-three".