276340525 has 12 divisors (see below), whose sum is σ = 362819412. Its totient is φ = 208067840.

The previous prime is 276340517. The next prime is 276340529. The reversal of 276340525 is 525043672.

It can be written as a sum of positive squares in 6 ways, for example, as 1510441 + 274830084 = 1229^2 + 16578^2 .

It is not a de Polignac number, because 276340525 - 2³ = 276340517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276340529) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 324682 + ... + 325531.

It is an arithmetic number, because the mean of its divisors is an integer number (30234951).

Almost surely, 2^276340525 is an apocalyptic number.

276340525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

276340525 is a deficient number, since it is larger than the sum of its proper divisors (86478887).

276340525 is a wasteful number, since it uses less digits than its factorization.

276340525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650240 (or 650235 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 276340525 is about 16623.4931647954. The cubic root of 276340525 is about 651.3506628562.

The spelling of 276340525 in words is "two hundred seventy-six million, three hundred forty thousand, five hundred twenty-five".