3642611 has 12 divisors (see below), whose sum is σ = 4295520. Its totient is φ = 3079440.

The previous prime is 3642581. The next prime is 3642619. The reversal of 3642611 is 1162463.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-3642611 is a prime.

It is a super-2 number, since 2×3642611² = 26537229794642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3642619) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3401 + ... + 4341.

It is an arithmetic number, because the mean of its divisors is an integer number (357960).

Almost surely, 2^3642611 is an apocalyptic number.

3642611 is a deficient number, since it is larger than the sum of its proper divisors (652909).

3642611 is an equidigital number, since it uses as much as digits as its factorization.

3642611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034 (or 1027 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

The square root of 3642611 is about 1908.5625480974. The cubic root of 3642611 is about 153.8642053626.

The spelling of 3642611 in words is "three million, six hundred forty-two thousand, six hundred eleven".