3690231 has 8 divisors (see below), whose sum is σ = 5013360. Its totient is φ = 2413632.

The previous prime is 3690227. The next prime is 3690233. The reversal of 3690231 is 1320963.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3690231 - 2² = 3690227 is a prime.

It is a super-2 number, since 2×3690231² = 27235609666722, which contains 22 as substring.

3690231 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3690233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11446 + ... + 11763.

It is an arithmetic number, because the mean of its divisors is an integer number (626670).

Almost surely, 2^3690231 is an apocalyptic number.

3690231 is a deficient number, since it is larger than the sum of its proper divisors (1323129).

3690231 is a wasteful number, since it uses less digits than its factorization.

3690231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23265.

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 3690231 is about 1920.9973971872. The cubic root of 3690231 is about 154.5317955948.

The spelling of 3690231 in words is "three million, six hundred ninety thousand, two hundred thirty-one".