3508245 has 32 divisors (see below), whose sum is σ = 6720000. Its totient is φ = 1726272.

The previous prime is 3508243. The next prime is 3508277. The reversal of 3508245 is 5428053.

It is not a de Polignac number, because 3508245 - 2¹ = 3508243 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3508243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 756 + ... + 2754.

It is an arithmetic number, because the mean of its divisors is an integer number (210000).

Almost surely, 2^3508245 is an apocalyptic number.

It is an amenable number.

3508245 is a deficient number, since it is larger than the sum of its proper divisors (3211755).

3508245 is a wasteful number, since it uses less digits than its factorization.

3508245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2026 (or 2020 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 3508245 is about 1873.0309661081. The cubic root of 3508245 is about 151.9485773653.

The spelling of 3508245 in words is "three million, five hundred eight thousand, two hundred forty-five".