266400033 has 16 divisors (see below), whose sum is σ = 361099200. Its totient is φ = 174674880.

The previous prime is 266400031. The next prime is 266400049. The reversal of 266400033 is 330004662.

266400033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 266400033 - 2¹ = 266400031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 266399976 and 266400012.

It is not an unprimeable number, because it can be changed into a prime (266400031) 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, 42523 + ... + 48383.

It is an arithmetic number, because the mean of its divisors is an integer number (22568700).

Almost surely, 2^266400033 is an apocalyptic number.

It is an amenable number.

266400033 is a deficient number, since it is larger than the sum of its proper divisors (94699167).

266400033 is a wasteful number, since it uses less digits than its factorization.

266400033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6112.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 266400033 is about 16321.7656214026. The cubic root of 266400033 is about 643.4449915517. Note that the first 3 decimals are identical.

Adding to 266400033 its reverse (330004662), we get a palindrome (596404695).

The spelling of 266400033 in words is "two hundred sixty-six million, four hundred thousand, thirty-three".