2403198 has 24 divisors (see below), whose sum is σ = 5951088. Its totient is φ = 686592.

The previous prime is 2403173. The next prime is 2403209. The reversal of 2403198 is 8913042.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 9411 + ... + 9662.

It is an arithmetic number, because the mean of its divisors is an integer number (247962).

2^2403198 is an apocalyptic number.

2403198 is an abundant number, since it is smaller than the sum of its proper divisors (3547890).

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

2403198 is a wasteful number, since it uses less digits than its factorization.

2403198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19088 (or 19085 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 2403198 is about 1550.2251449386. The cubic root of 2403198 is about 133.9460315827.

It can be divided in two parts, 2403 and 198, that added together give a square (2601 = 51²).

The spelling of 2403198 in words is "two million, four hundred three thousand, one hundred ninety-eight".