998275207 has 16 divisors (see below), whose sum is σ = 1123018560. Its totient is φ = 882620928.

The previous prime is 998275199. The next prime is 998275211. The reversal of 998275207 is 702572899.

It is a cyclic number.

It is not a de Polignac number, because 998275207 - 2³ = 998275199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (998275247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9123 + ... + 45604.

It is an arithmetic number, because the mean of its divisors is an integer number (70188660).

Almost surely, 2^998275207 is an apocalyptic number.

998275207 is a deficient number, since it is larger than the sum of its proper divisors (124743353).

998275207 is a wasteful number, since it uses less digits than its factorization.

998275207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54810.

The product of its (nonzero) digits is 635040, while the sum is 49.

The square root of 998275207 is about 31595.4934603022. The cubic root of 998275207 is about 999.4247381372.

The spelling of 998275207 in words is "nine hundred ninety-eight million, two hundred seventy-five thousand, two hundred seven".