3506125 has 16 divisors (see below), whose sum is σ = 5001984. Its totient is φ = 2403600.

The previous prime is 3506123. The next prime is 3506137. The reversal of 3506125 is 5216053.

It is a happy number.

It is not a de Polignac number, because 3506125 - 2¹ = 3506123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3506096 and 3506105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3506123) 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, 1129 + ... + 2878.

It is an arithmetic number, because the mean of its divisors is an integer number (312624).

Almost surely, 2^3506125 is an apocalyptic number.

3506125 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3506125 is a deficient number, since it is larger than the sum of its proper divisors (1495859).

3506125 is an equidigital number, since it uses as much as digits as its factorization.

3506125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4029 (or 4019 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 3506125 is about 1872.4649529430. The cubic root of 3506125 is about 151.9179641581.

The spelling of 3506125 in words is "three million, five hundred six thousand, one hundred twenty-five".