3675946 has 4 divisors (see below), whose sum is σ = 5513922. Its totient is φ = 1837972.

The previous prime is 3675943. The next prime is 3675977. The reversal of 3675946 is 6495763.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6495763 = 659 ⋅9857.

It can be written as a sum of positive squares in only one way, i.e., 3651921 + 24025 = 1911^2 + 155^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a d-powerful number, because it can be written as 3¹³ + 6³ + 7⁴ + 5⁹ + 9⁵ + 4⁸ + 6⁴ .

It is a junction number, because it is equal to n+sod(n) for n = 3675899 and 3675908.

It is not an unprimeable number, because it can be changed into a prime (3675943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 918985 + ... + 918988.

Almost surely, 2^3675946 is an apocalyptic number.

3675946 is a deficient number, since it is larger than the sum of its proper divisors (1837976).

3675946 is a wasteful number, since it uses less digits than its factorization.

3675946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1837975.

The product of its digits is 136080, while the sum is 40.

The square root of 3675946 is about 1917.2756713629. The cubic root of 3675946 is about 154.3321386032.

The spelling of 3675946 in words is "three million, six hundred seventy-five thousand, nine hundred forty-six".