3506625 has 32 divisors (see below), whose sum is σ = 6489600. Its totient is φ = 1868400.

The previous prime is 3506567. The next prime is 3506663. The reversal of 3506625 is 5266053.

3506625 is a `hidden beast` number, since 35 + 0 + 6 + 625 = 666.

It is not a de Polignac number, because 3506625 - 2¹¹ = 3504577 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2856 + ... + 3894.

It is an arithmetic number, because the mean of its divisors is an integer number (202800).

Almost surely, 2^3506625 is an apocalyptic number.

It is an amenable number.

3506625 is a deficient number, since it is larger than the sum of its proper divisors (2982975).

3506625 is a wasteful number, since it uses less digits than its factorization.

3506625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1063 (or 1047 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 3506625 is about 1872.5984620308. The cubic root of 3506625 is about 151.9251853659.

The spelling of 3506625 in words is "three million, five hundred six thousand, six hundred twenty-five".