276085920 has 96 divisors (see below), whose sum is σ = 948749760. Its totient is φ = 66928640.

The previous prime is 276085891. The next prime is 276085973. The reversal of 276085920 is 29580672.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20865 + ... + 31424.

It is an arithmetic number, because the mean of its divisors is an integer number (9882810).

Almost surely, 2^276085920 is an apocalyptic number.

276085920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

276085920 is an abundant number, since it is smaller than the sum of its proper divisors (672663840).

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

276085920 is a wasteful number, since it uses less digits than its factorization.

276085920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52318 (or 52310 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 276085920 is about 16615.8334127422. The cubic root of 276085920 is about 651.1505618001.

The spelling of 276085920 in words is "two hundred seventy-six million, eighty-five thousand, nine hundred twenty".