3653746 has 4 divisors (see below), whose sum is σ = 5480622. Its totient is φ = 1826872.

The previous prime is 3653737. The next prime is 3653761. The reversal of 3653746 is 6473563.

3653746 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 an emirpimes, since its reverse is a distinct semiprime: 6473563 = 191 ⋅33893.

It can be written as a sum of positive squares in only one way, i.e., 2852721 + 801025 = 1689^2 + 895^2 .

It is a d-powerful number, because it can be written as 3 + 6⁴ + 5⁹ + 3⁹ + 7 + 4² + 6⁸ .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 913435 + ... + 913438.

Almost surely, 2^3653746 is an apocalyptic number.

3653746 is a deficient number, since it is larger than the sum of its proper divisors (1826876).

3653746 is a wasteful number, since it uses less digits than its factorization.

3653746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1826875.

The product of its digits is 45360, while the sum is 34.

The square root of 3653746 is about 1911.4774390507. The cubic root of 3653746 is about 154.0208270028.

The spelling of 3653746 in words is "three million, six hundred fifty-three thousand, seven hundred forty-six".