276497472 has 56 divisors (see below), whose sum is σ = 740867200. Its totient is φ = 90994176.

The previous prime is 276497461. The next prime is 276497491. The reversal of 276497472 is 274794672.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 6054 + ... + 24282.

Almost surely, 2^276497472 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 276497472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (370433600).

276497472 is an abundant number, since it is smaller than the sum of its proper divisors (464369728).

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

276497472 is a wasteful number, since it uses less digits than its factorization.

276497472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18323 (or 18313 counting only the distinct ones).

The product of its digits is 1185408, while the sum is 48.

The square root of 276497472 is about 16628.2131331060. The cubic root of 276497472 is about 651.4739505828.

The spelling of 276497472 in words is "two hundred seventy-six million, four hundred ninety-seven thousand, four hundred seventy-two".