3699725 has 12 divisors (see below), whose sum is σ = 4645536. Its totient is φ = 2922480.

The previous prime is 3699721. The next prime is 3699743. The reversal of 3699725 is 5279963.

It is not a de Polignac number, because 3699725 - 2² = 3699721 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 (3699721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1184 + ... + 2966.

It is an arithmetic number, because the mean of its divisors is an integer number (387128).

Almost surely, 2^3699725 is an apocalyptic number.

It is an amenable number.

3699725 is a deficient number, since it is larger than the sum of its proper divisors (945811).

3699725 is a wasteful number, since it uses less digits than its factorization.

3699725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1876 (or 1871 counting only the distinct ones).

The product of its digits is 102060, while the sum is 41.

The square root of 3699725 is about 1923.4669219927. The cubic root of 3699725 is about 154.6642054165.

The spelling of 3699725 in words is "three million, six hundred ninety-nine thousand, seven hundred twenty-five".