276404133 has 32 divisors (see below), whose sum is σ = 406425600. Its totient is φ = 166502336.

The previous prime is 276404123. The next prime is 276404143. The reversal of 276404133 is 331404672.

It is an interprime number because it is at equal distance from previous prime (276404123) and next prime (276404143).

It is not a de Polignac number, because 276404133 - 2⁶ = 276404069 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 276404133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276404113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92578 + ... + 95516.

It is an arithmetic number, because the mean of its divisors is an integer number (12700800).

Almost surely, 2^276404133 is an apocalyptic number.

276404133 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

276404133 is a deficient number, since it is larger than the sum of its proper divisors (130021467).

276404133 is a wasteful number, since it uses less digits than its factorization.

276404133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3041.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 276404133 is about 16625.4062506755. The cubic root of 276404133 is about 651.4006349386.

The spelling of 276404133 in words is "two hundred seventy-six million, four hundred four thousand, one hundred thirty-three".