998396711 has 8 divisors (see below), whose sum is σ = 1075698624. Its totient is φ = 921166560.

The previous prime is 998396683. The next prime is 998396713. The reversal of 998396711 is 117693899.

998396711 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 998396711 - 2¹⁸ = 998134567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (998396713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12941 + ... + 46521.

It is an arithmetic number, because the mean of its divisors is an integer number (134462328).

Almost surely, 2^998396711 is an apocalyptic number.

998396711 is a deficient number, since it is larger than the sum of its proper divisors (77301913).

998396711 is a wasteful number, since it uses less digits than its factorization.

998396711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35881.

The product of its digits is 734832, while the sum is 53.

The square root of 998396711 is about 31597.4162076585. The cubic root of 998396711 is about 999.4652844636.

The spelling of 998396711 in words is "nine hundred ninety-eight million, three hundred ninety-six thousand, seven hundred eleven".