998743094 has 8 divisors (see below), whose sum is σ = 1576962840. Its totient is φ = 473088816.

The previous prime is 998743073. The next prime is 998743117. The reversal of 998743094 is 490347899.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 13141319 + ... + 13141394.

It is an arithmetic number, because the mean of its divisors is an integer number (197120355).

Almost surely, 2^998743094 is an apocalyptic number.

998743094 is a deficient number, since it is larger than the sum of its proper divisors (578219746).

998743094 is a wasteful number, since it uses less digits than its factorization.

998743094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26282734.

The product of its (nonzero) digits is 1959552, while the sum is 53.

The square root of 998743094 is about 31602.8969241745. The cubic root of 998743094 is about 999.5808556759.

The spelling of 998743094 in words is "nine hundred ninety-eight million, seven hundred forty-three thousand, ninety-four".