276752225 has 12 divisors (see below), whose sum is σ = 344678460. Its totient is φ = 220430400.

The previous prime is 276752219. The next prime is 276752237. The reversal of 276752225 is 522257672.

It can be written as a sum of positive squares in 6 ways, for example, as 24196561 + 252555664 = 4919^2 + 15892^2 .

It is not a de Polignac number, because 276752225 - 2¹⁴ = 276735841 is a prime.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18446 + ... + 29895.

It is an arithmetic number, because the mean of its divisors is an integer number (28723205).

Almost surely, 2^276752225 is an apocalyptic number.

276752225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

276752225 is a deficient number, since it is larger than the sum of its proper divisors (67926235).

276752225 is a wasteful number, since it uses less digits than its factorization.

276752225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48580 (or 48575 counting only the distinct ones).

The product of its digits is 117600, while the sum is 38.

The square root of 276752225 is about 16635.8716333110. The cubic root of 276752225 is about 651.6739692872.

The spelling of 276752225 in words is "two hundred seventy-six million, seven hundred fifty-two thousand, two hundred twenty-five".