266675033 has 4 divisors (see below), whose sum is σ = 267666660. Its totient is φ = 265683408.

The previous prime is 266675027. The next prime is 266675053. The reversal of 266675033 is 330576662.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 41434969 + 225240064 = 6437^2 + 15008^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-266675033 is a prime.

It is a super-2 number, since 2×266675033² = 142231146451102178, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (266675023) 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, 495410 + ... + 495947.

It is an arithmetic number, because the mean of its divisors is an integer number (66916665).

Almost surely, 2^266675033 is an apocalyptic number.

It is an amenable number.

266675033 is a deficient number, since it is larger than the sum of its proper divisors (991627).

266675033 is an equidigital number, since it uses as much as digits as its factorization.

266675033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 991626.

The product of its (nonzero) digits is 136080, while the sum is 38.

The square root of 266675033 is about 16330.1877821414. The cubic root of 266675033 is about 643.6663210050. Note that the first 3 decimals are identical.

The spelling of 266675033 in words is "two hundred sixty-six million, six hundred seventy-five thousand, thirty-three".