1087772632 has 16 divisors (see below), whose sum is σ = 2042735760. Its totient is φ = 543043104.

The previous prime is 1087772617. The next prime is 1087772633. The reversal of 1087772632 is 2362777801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1087772633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99903 + ... + 110254.

It is an arithmetic number, because the mean of its divisors is an integer number (127670985).

Almost surely, 2^1087772632 is an apocalyptic number.

It is an amenable number.

1087772632 is a deficient number, since it is larger than the sum of its proper divisors (954963128).

1087772632 is a wasteful number, since it uses less digits than its factorization.

1087772632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210810 (or 210806 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 43.

The square root of 1087772632 is about 32981.3982723595. The cubic root of 1087772632 is about 1028.4409857875.

The spelling of 1087772632 in words is "one billion, eighty-seven million, seven hundred seventy-two thousand, six hundred thirty-two".