276490384 has 15 divisors (see below), whose sum is σ = 535829017. Its totient is φ = 138211936.

The previous prime is 276490373. The next prime is 276490393. The reversal of 276490384 is 483094672.

The square root of 276490384 is 16628.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 125888400 + 150601984 = 11220^2 + 12272^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 276490384.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 64434 + ... + 68590.

Almost surely, 2^276490384 is an apocalyptic number.

276490384 is the 16628-th square number.

It is an amenable number.

276490384 is a deficient number, since it is larger than the sum of its proper divisors (259338633).

276490384 is an frugal number, since it uses more digits than its factorization.

276490384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8322 (or 4159 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 43.

The cubic root of 276490384 is about 651.4683837003.

The spelling of 276490384 in words is "two hundred seventy-six million, four hundred ninety thousand, three hundred eighty-four".