3198393 has 32 divisors (see below), whose sum is σ = 5270400. Its totient is φ = 1916640.

The previous prime is 3198389. The next prime is 3198407. The reversal of 3198393 is 3938913.

3198393 = 52² + 53² + ... + 213².

It is not a de Polignac number, because 3198393 - 2² = 3198389 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3198313) 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, 35893 + ... + 35981.

It is an arithmetic number, because the mean of its divisors is an integer number (164700).

Almost surely, 2^3198393 is an apocalyptic number.

3198393 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3198393 is a deficient number, since it is larger than the sum of its proper divisors (2072007).

3198393 is an equidigital number, since it uses as much as digits as its factorization.

3198393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131 (or 103 counting only the distinct ones).

The product of its digits is 17496, while the sum is 36.

The square root of 3198393 is about 1788.4051554388. The cubic root of 3198393 is about 147.3365881543.

The spelling of 3198393 in words is "three million, one hundred ninety-eight thousand, three hundred ninety-three".