276725632 has 16 divisors (see below), whose sum is σ = 551289600. Its totient is φ = 138362752.

The previous prime is 276725629. The next prime is 276725641. The reversal of 276725632 is 236527672.

It is a tau number, because it is divible by the number of its divisors (16).

It is an alternating number because its digits alternate between even and odd.

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, 1080832 + ... + 1081087.

It is an arithmetic number, because the mean of its divisors is an integer number (34455600).

Almost surely, 2^276725632 is an apocalyptic number.

It is an amenable number.

276725632 is a deficient number, since it is larger than the sum of its proper divisors (274563968).

276725632 is an equidigital number, since it uses as much as digits as its factorization.

276725632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2161933 (or 2161921 counting only the distinct ones).

The product of its digits is 211680, while the sum is 40.

The square root of 276725632 is about 16635.0723473029. The cubic root of 276725632 is about 651.6530955966.

The spelling of 276725632 in words is "two hundred seventy-six million, seven hundred twenty-five thousand, six hundred thirty-two".