3699225 has 36 divisors (see below), whose sum is σ = 6804252. Its totient is φ = 1920000.

The previous prime is 3699209. The next prime is 3699233. The reversal of 3699225 is 5229963.

It can be written as a sum of positive squares in 6 ways, for example, as 24336 + 3674889 = 156^2 + 1917^2 .

It is not a de Polignac number, because 3699225 - 2⁴ = 3699209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3699225.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 9025 + ... + 9425.

It is an arithmetic number, because the mean of its divisors is an integer number (189007).

Almost surely, 2^3699225 is an apocalyptic number.

It is an amenable number.

3699225 is a deficient number, since it is larger than the sum of its proper divisors (3105027).

3699225 is a wasteful number, since it uses less digits than its factorization.

3699225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458 (or 450 counting only the distinct ones).

The product of its digits is 29160, while the sum is 36.

The square root of 3699225 is about 1923.3369439596. The cubic root of 3699225 is about 154.6572377286.

It can be divided in two parts, 369 and 9225, that multiplied together give a square (3404025 = 1845²).

The spelling of 3699225 in words is "three million, six hundred ninety-nine thousand, two hundred twenty-five".