3699125 has 16 divisors (see below), whose sum is σ = 4678128. Its totient is φ = 2920000.

The previous prime is 3699121. The next prime is 3699127. The reversal of 3699125 is 5219963.

It can be written as a sum of positive squares in 8 ways, for example, as 5041 + 3694084 = 71^2 + 1922^2 .

It is not a de Polignac number, because 3699125 - 2² = 3699121 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3699121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12479 + ... + 12771.

It is an arithmetic number, because the mean of its divisors is an integer number (292383).

Almost surely, 2^3699125 is an apocalyptic number.

It is an amenable number.

3699125 is a deficient number, since it is larger than the sum of its proper divisors (979003).

3699125 is a wasteful number, since it uses less digits than its factorization.

3699125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409 (or 399 counting only the distinct ones).

The product of its digits is 14580, while the sum is 35.

The square root of 3699125 is about 1923.3109472990. The cubic root of 3699125 is about 154.6558441157.

The spelling of 3699125 in words is "three million, six hundred ninety-nine thousand, one hundred twenty-five".