276473464 has 8 divisors (see below), whose sum is σ = 518387760. Its totient is φ = 138236728.

The previous prime is 276473459. The next prime is 276473489. The reversal of 276473464 is 464374672.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 276473464.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17279584 + ... + 17279599.

It is an arithmetic number, because the mean of its divisors is an integer number (64798470).

Almost surely, 2^276473464 is an apocalyptic number.

It is an amenable number.

276473464 is a deficient number, since it is larger than the sum of its proper divisors (241914296).

276473464 is a wasteful number, since it uses less digits than its factorization.

276473464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34559189 (or 34559185 counting only the distinct ones).

The product of its digits is 677376, while the sum is 43.

The square root of 276473464 is about 16627.4912118455. The cubic root of 276473464 is about 651.4550944257.

The spelling of 276473464 in words is "two hundred seventy-six million, four hundred seventy-three thousand, four hundred sixty-four".