3487725 has 24 divisors (see below), whose sum is σ = 6408320. Its totient is φ = 1859760.

The previous prime is 3487709. The next prime is 3487751. The reversal of 3487725 is 5277843.

It is not a de Polignac number, because 3487725 - 2⁴ = 3487709 is a prime.

3487725 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3487725.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1909 + ... + 3258.

Almost surely, 2^3487725 is an apocalyptic number.

It is an amenable number.

3487725 is a deficient number, since it is larger than the sum of its proper divisors (2920595).

3487725 is a wasteful number, since it uses less digits than its factorization.

3487725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5186 (or 5175 counting only the distinct ones).

The product of its digits is 47040, while the sum is 36.

The square root of 3487725 is about 1867.5451801764. The cubic root of 3487725 is about 151.6517448321.

The spelling of 3487725 in words is "three million, four hundred eighty-seven thousand, seven hundred twenty-five".