276572945 has 8 divisors (see below), whose sum is σ = 362059200. Its totient is φ = 201143920.

The previous prime is 276572939. The next prime is 276572969. The reversal of 276572945 is 549275672.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 276572945 - 2¹⁰ = 276571921 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 276572945.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2514245 + ... + 2514354.

It is an arithmetic number, because the mean of its divisors is an integer number (45257400).

Almost surely, 2^276572945 is an apocalyptic number.

It is an amenable number.

276572945 is a deficient number, since it is larger than the sum of its proper divisors (85486255).

276572945 is a wasteful number, since it uses less digits than its factorization.

276572945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5028615.

The product of its digits is 1058400, while the sum is 47.

The square root of 276572945 is about 16630.4824043081. The cubic root of 276572945 is about 651.5332208299.

The spelling of 276572945 in words is "two hundred seventy-six million, five hundred seventy-two thousand, nine hundred forty-five".