4198690 has 16 divisors (see below), whose sum is σ = 7588728. Its totient is φ = 1672576.

The previous prime is 4198669. The next prime is 4198703. The reversal of 4198690 is 968914.

It can be written as a sum of positive squares in 4 ways, for example, as 4198401 + 289 = 2049^2 + 17^2 .

It is a super-2 number, since 2×4198690² = 35257995432200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2214 + ... + 3646.

Almost surely, 2^4198690 is an apocalyptic number.

4198690 is a deficient number, since it is larger than the sum of its proper divisors (3390038).

4198690 is a wasteful number, since it uses less digits than its factorization.

4198690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1733.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 4198690 is about 2049.0705209924. The cubic root of 4198690 is about 161.3260883222.

The spelling of 4198690 in words is "four million, one hundred ninety-eight thousand, six hundred ninety".