276001601 has 4 divisors (see below), whose sum is σ = 276113604. Its totient is φ = 275889600.

The previous prime is 276001571. The next prime is 276001631. The reversal of 276001601 is 106100672.

276001601 is nontrivially palindromic in base 4.

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

It is an interprime number because it is at equal distance from previous prime (276001571) and next prime (276001631).

It can be written as a sum of positive squares in 2 ways, for example, as 11971600 + 264030001 = 3460^2 + 16249^2 .

It is a cyclic number.

It is not a de Polignac number, because 276001601 - 2¹⁰ = 276000577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (276001631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52220 + ... + 57261.

It is an arithmetic number, because the mean of its divisors is an integer number (69028401).

Almost surely, 2^276001601 is an apocalyptic number.

It is an amenable number.

276001601 is a deficient number, since it is larger than the sum of its proper divisors (112003).

276001601 is a wasteful number, since it uses less digits than its factorization.

276001601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112002.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 276001601 is about 16613.2959102040. The cubic root of 276001601 is about 651.0842660680.

The spelling of 276001601 in words is "two hundred seventy-six million, one thousand, six hundred one".