2449198 has 4 divisors (see below), whose sum is σ = 3673800. Its totient is φ = 1224598.

The previous prime is 2449177. The next prime is 2449199. The reversal of 2449198 is 8919442.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2449199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612298 + ... + 612301.

It is an arithmetic number, because the mean of its divisors is an integer number (918450).

2^2449198 is an apocalyptic number.

2449198 is a deficient number, since it is larger than the sum of its proper divisors (1224602).

2449198 is a wasteful number, since it uses less digits than its factorization.

2449198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224601.

The product of its digits is 20736, while the sum is 37.

The square root of 2449198 is about 1564.9913737781. The cubic root of 2449198 is about 134.7952635059.

The spelling of 2449198 in words is "two million, four hundred forty-nine thousand, one hundred ninety-eight".