266403098 has 16 divisors (see below), whose sum is σ = 431531520. Its totient is φ = 122615856.

The previous prime is 266403083. The next prime is 266403101. The reversal of 266403098 is 890304662.

It is a super-2 number, since 2×266403098² = 141941221247995208, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 4418 + ... + 23501.

It is an arithmetic number, because the mean of its divisors is an integer number (26970720).

Almost surely, 2^266403098 is an apocalyptic number.

266403098 is a deficient number, since it is larger than the sum of its proper divisors (165128422).

266403098 is a wasteful number, since it uses less digits than its factorization.

266403098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28301.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 266403098 is about 16321.8595141608. The cubic root of 266403098 is about 643.4474592082.

The spelling of 266403098 in words is "two hundred sixty-six million, four hundred three thousand, ninety-eight".