276672132 has 96 divisors (see below), whose sum is σ = 785756160. Its totient is φ = 83492640.

The previous prime is 276672113. The next prime is 276672169. The reversal of 276672132 is 231276672.

It is a happy number.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 549793 + ... + 550295.

It is an arithmetic number, because the mean of its divisors is an integer number (8184960).

Almost surely, 2^276672132 is an apocalyptic number.

276672132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 276672132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (392878080).

276672132 is an abundant number, since it is smaller than the sum of its proper divisors (509084028).

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

276672132 is a wasteful number, since it uses less digits than its factorization.

276672132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990 (or 982 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The square root of 276672132 is about 16633.4642212619. The cubic root of 276672132 is about 651.6110976950.

The spelling of 276672132 in words is "two hundred seventy-six million, six hundred seventy-two thousand, one hundred thirty-two".