276572741 has 2 divisors, whose sum is σ = 276572742. Its totient is φ = 276572740.

The previous prime is 276572729. The next prime is 276572767. The reversal of 276572741 is 147275672.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 173976100 + 102596641 = 13190^2 + 10129^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-276572741 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (276572701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138286370 + 138286371.

It is an arithmetic number, because the mean of its divisors is an integer number (138286371).

Almost surely, 2^276572741 is an apocalyptic number.

It is an amenable number.

276572741 is a deficient number, since it is larger than the sum of its proper divisors (1).

276572741 is an equidigital number, since it uses as much as digits as its factorization.

276572741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 164640, while the sum is 41.

The square root of 276572741 is about 16630.4762709912. The cubic root of 276572741 is about 651.5330606397.

The spelling of 276572741 in words is "two hundred seventy-six million, five hundred seventy-two thousand, seven hundred forty-one".