3198015 has 16 divisors (see below), whose sum is σ = 5685600. Its totient is φ = 1705536.

The previous prime is 3198011. The next prime is 3198031. The reversal of 3198015 is 5108913.

It is not a de Polignac number, because 3198015 - 2² = 3198011 is a prime.

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

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 3198015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3198011) 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, 11710 + ... + 11979.

It is an arithmetic number, because the mean of its divisors is an integer number (355350).

Almost surely, 2^3198015 is an apocalyptic number.

3198015 is a deficient number, since it is larger than the sum of its proper divisors (2487585).

3198015 is a wasteful number, since it uses less digits than its factorization.

3198015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23703 (or 23697 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 3198015 is about 1788.2994715651. The cubic root of 3198015 is about 147.3307836326.

The spelling of 3198015 in words is "three million, one hundred ninety-eight thousand, fifteen".