3699867 has 8 divisors (see below), whose sum is σ = 4942096. Its totient is φ = 2462112.

The previous prime is 3699853. The next prime is 3699869. The reversal of 3699867 is 7689963.

It is a happy number.

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

It is not a de Polignac number, because 3699867 - 2²⁰ = 2651291 is a prime.

It is a Duffinian number.

3699867 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3699869) 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, 2373 + ... + 3609.

It is an arithmetic number, because the mean of its divisors is an integer number (617762).

Almost surely, 2^3699867 is an apocalyptic number.

3699867 is a deficient number, since it is larger than the sum of its proper divisors (1242229).

3699867 is a wasteful number, since it uses less digits than its factorization.

3699867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2237.

The product of its digits is 489888, while the sum is 48.

The square root of 3699867 is about 1923.5038341527. The cubic root of 3699867 is about 154.6661841254. Note that the first 3 decimals are identical.

It can be divided in two parts, 3 and 699867, that multiplied together give a square (2099601 = 1449²).

The spelling of 3699867 in words is "three million, six hundred ninety-nine thousand, eight hundred sixty-seven".