3502625 has 16 divisors (see below), whose sum is σ = 4996992. Its totient is φ = 2401200.

The previous prime is 3502621. The next prime is 3502627. The reversal of 3502625 is 5262053.

It is a happy number.

It is not a de Polignac number, because 3502625 - 2² = 3502621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3502625.

It is not an unprimeable number, because it can be changed into a prime (3502621) 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, 1127 + ... + 2876.

It is an arithmetic number, because the mean of its divisors is an integer number (312312).

Almost surely, 2^3502625 is an apocalyptic number.

3502625 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3502625 is a deficient number, since it is larger than the sum of its proper divisors (1494367).

3502625 is an equidigital number, since it uses as much as digits as its factorization.

3502625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4025 (or 4015 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 3502625 is about 1871.5301226537. The cubic root of 3502625 is about 151.8673964705.

Adding to 3502625 its reverse (5262053), we get a palindrome (8764678).

The spelling of 3502625 in words is "three million, five hundred two thousand, six hundred twenty-five".