3690198 has 28 divisors (see below), whose sum is σ = 8302428. Its totient is φ = 1229580.

The previous prime is 3690191. The next prime is 3690227. The reversal of 3690198 is 8910963.

It is a super-2 number, since 2×3690198² = 27235122558408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3690191) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 193 + ... + 2723.

Almost surely, 2^3690198 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3690198, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4151214).

3690198 is an abundant number, since it is smaller than the sum of its proper divisors (4612230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3690198 is an equidigital number, since it uses as much as digits as its factorization.

3690198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2551 (or 2536 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 3690198 is about 1920.9888078799. The cubic root of 3690198 is about 154.5313349583.

The spelling of 3690198 in words is "three million, six hundred ninety thousand, one hundred ninety-eight".