276049157 has 4 divisors (see below), whose sum is σ = 290578080. Its totient is φ = 261520236.

The previous prime is 276049153. The next prime is 276049159. The reversal of 276049157 is 751940672.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 276049157 - 2² = 276049153 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 (276049153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7264433 + ... + 7264470.

It is an arithmetic number, because the mean of its divisors is an integer number (72644520).

Almost surely, 2^276049157 is an apocalyptic number.

It is an amenable number.

276049157 is a deficient number, since it is larger than the sum of its proper divisors (14528923).

276049157 is a wasteful number, since it uses less digits than its factorization.

276049157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14528922.

The product of its (nonzero) digits is 105840, while the sum is 41.

The square root of 276049157 is about 16614.7271118126. The cubic root of 276049157 is about 651.1216585868.

The spelling of 276049157 in words is "two hundred seventy-six million, forty-nine thousand, one hundred fifty-seven".