276465485 has 16 divisors (see below), whose sum is σ = 349642560. Its totient is φ = 209278080.

The previous prime is 276465467. The next prime is 276465487. The reversal of 276465485 is 584564672.

It is not a de Polignac number, because 276465485 - 2¹⁸ = 276203341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276465487) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124394 + ... + 126596.

It is an arithmetic number, because the mean of its divisors is an integer number (21852660).

Almost surely, 2^276465485 is an apocalyptic number.

It is an amenable number.

276465485 is a deficient number, since it is larger than the sum of its proper divisors (73177075).

276465485 is a wasteful number, since it uses less digits than its factorization.

276465485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3548.

The product of its digits is 1612800, while the sum is 47.

The square root of 276465485 is about 16627.2512761430. The cubic root of 276465485 is about 651.4488273864.

The spelling of 276465485 in words is "two hundred seventy-six million, four hundred sixty-five thousand, four hundred eighty-five".