998970266 has 8 divisors (see below), whose sum is σ = 1712520480. Its totient is φ = 428130108.

The previous prime is 998970263. The next prime is 998970299. The reversal of 998970266 is 662079899.

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

It is a super-2 number, since 2×998970266² = 1995883184704221512, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (998970263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35677496 + ... + 35677523.

It is an arithmetic number, because the mean of its divisors is an integer number (214065060).

Almost surely, 2^998970266 is an apocalyptic number.

998970266 is a deficient number, since it is larger than the sum of its proper divisors (713550214).

998970266 is a wasteful number, since it uses less digits than its factorization.

998970266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71355028.

The product of its (nonzero) digits is 2939328, while the sum is 56.

The square root of 998970266 is about 31606.4908839941. The cubic root of 998970266 is about 999.6566374490.

The spelling of 998970266 in words is "nine hundred ninety-eight million, nine hundred seventy thousand, two hundred sixty-six".