4198149 has 10 divisors (see below), whose sum is σ = 6271430. Its totient is φ = 2798712.

The previous prime is 4198141. The next prime is 4198211. The reversal of 4198149 is 9418914.

It can be written as a sum of positive squares in only one way, i.e., 3305124 + 893025 = 1818^2 + 945^2 .

It is not a de Polignac number, because 4198149 - 2³ = 4198141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4198141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 25834 + ... + 25995.

It is an arithmetic number, because the mean of its divisors is an integer number (627143).

Almost surely, 2^4198149 is an apocalyptic number.

It is an amenable number.

4198149 is a deficient number, since it is larger than the sum of its proper divisors (2073281).

4198149 is an equidigital number, since it uses as much as digits as its factorization.

4198149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51841 (or 51832 counting only the distinct ones).

The product of its digits is 10368, while the sum is 36.

The square root of 4198149 is about 2048.9385056658. The cubic root of 4198149 is about 161.3191590846.

The spelling of 4198149 in words is "four million, one hundred ninety-eight thousand, one hundred forty-nine".