276489048 has 32 divisors (see below), whose sum is σ = 754061760. Its totient is φ = 83784480.

The previous prime is 276489043. The next prime is 276489053. The reversal of 276489048 is 840984672.

It is an interprime number because it is at equal distance from previous prime (276489043) and next prime (276489053).

It is a junction number, because it is equal to n+sod(n) for n = 276488988 and 276489006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276489043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 523390 + ... + 523917.

It is an arithmetic number, because the mean of its divisors is an integer number (23564430).

Almost surely, 2^276489048 is an apocalyptic number.

It is an amenable number.

276489048 is an abundant number, since it is smaller than the sum of its proper divisors (477572712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

276489048 is a wasteful number, since it uses less digits than its factorization.

276489048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047327 (or 1047323 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 48.

The square root of 276489048 is about 16627.9598267496. The cubic root of 276489048 is about 651.4673344014.

The spelling of 276489048 in words is "two hundred seventy-six million, four hundred eighty-nine thousand, forty-eight".