819882632 has 32 divisors (see below), whose sum is σ = 1566432000. Its totient is φ = 402235584.

The previous prime is 819882611. The next prime is 819882641. The reversal of 819882632 is 236288918.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94793 + ... + 103079.

It is an arithmetic number, because the mean of its divisors is an integer number (48951000).

Almost surely, 2^819882632 is an apocalyptic number.

It is an amenable number.

819882632 is a deficient number, since it is larger than the sum of its proper divisors (746549368).

819882632 is a wasteful number, since it uses less digits than its factorization.

819882632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8525 (or 8521 counting only the distinct ones).

The product of its digits is 331776, while the sum is 47.

The square root of 819882632 is about 28633.5927190424. The cubic root of 819882632 is about 935.9455035600.

The spelling of 819882632 in words is "eight hundred nineteen million, eight hundred eighty-two thousand, six hundred thirty-two".