3646353 has 4 divisors (see below), whose sum is σ = 4861808. Its totient is φ = 2430900.

The previous prime is 3646343. The next prime is 3646361. The reversal of 3646353 is 3536463.

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 3646353 - 2⁴ = 3646337 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3646353.

It is not an unprimeable number, because it can be changed into a prime (3646343) 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, 607723 + ... + 607728.

It is an arithmetic number, because the mean of its divisors is an integer number (1215452).

Almost surely, 2^3646353 is an apocalyptic number.

It is an amenable number.

3646353 is a deficient number, since it is larger than the sum of its proper divisors (1215455).

3646353 is a wasteful number, since it uses less digits than its factorization.

3646353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1215454.

The product of its digits is 19440, while the sum is 30.

The square root of 3646353 is about 1909.5426153925. The cubic root of 3646353 is about 153.9168747997.

The spelling of 3646353 in words is "three million, six hundred forty-six thousand, three hundred fifty-three".