3636874 has 4 divisors (see below), whose sum is σ = 5455314. Its totient is φ = 1818436.

The previous prime is 3636839. The next prime is 3636877. The reversal of 3636874 is 4786363.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4786363 = 29 ⋅165047.

It can be written as a sum of positive squares in only one way, i.e., 3636649 + 225 = 1907^2 + 15^2 .

It is not an unprimeable number, because it can be changed into a prime (3636877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 909217 + ... + 909220.

Almost surely, 2^3636874 is an apocalyptic number.

3636874 is a deficient number, since it is larger than the sum of its proper divisors (1818440).

3636874 is a wasteful number, since it uses less digits than its factorization.

3636874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1818439.

The product of its digits is 72576, while the sum is 37.

The square root of 3636874 is about 1907.0589922706. The cubic root of 3636874 is about 153.7833857920.

The spelling of 3636874 in words is "three million, six hundred thirty-six thousand, eight hundred seventy-four".