2098537427 has 4 divisors (see below), whose sum is σ = 2398328496. Its totient is φ = 1798746360.

The previous prime is 2098537423. The next prime is 2098537447. The reversal of 2098537427 is 7247358902.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2098537427 - 2² = 2098537423 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2098537421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149895524 + ... + 149895537.

It is an arithmetic number, because the mean of its divisors is an integer number (599582124).

Almost surely, 2^2098537427 is an apocalyptic number.

2098537427 is a deficient number, since it is larger than the sum of its proper divisors (299791069).

2098537427 is an equidigital number, since it uses as much as digits as its factorization.

2098537427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299791068.

The product of its (nonzero) digits is 846720, while the sum is 47.

The square root of 2098537427 is about 45809.7961903347. The cubic root of 2098537427 is about 1280.2818037985.

The spelling of 2098537427 in words is "two billion, ninety-eight million, five hundred thirty-seven thousand, four hundred twenty-seven".