276479992 has 8 divisors (see below), whose sum is σ = 518400000. Its totient is φ = 138239992.

The previous prime is 276479953. The next prime is 276480007. The reversal of 276479992 is 299974672.

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

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

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, 17279992 + ... + 17280007.

It is an arithmetic number, because the mean of its divisors is an integer number (64800000).

Almost surely, 2^276479992 is an apocalyptic number.

It is an amenable number.

276479992 is a deficient number, since it is larger than the sum of its proper divisors (241920008).

276479992 is a wasteful number, since it uses less digits than its factorization.

276479992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34560005 (or 34560001 counting only the distinct ones).

The product of its digits is 3429216, while the sum is 55.

The square root of 276479992 is about 16627.6875120986. The cubic root of 276479992 is about 651.4602216994.

The spelling of 276479992 in words is "two hundred seventy-six million, four hundred seventy-nine thousand, nine hundred ninety-two".