840132448 has 24 divisors (see below), whose sum is σ = 1661311512. Its totient is φ = 418212096.

The previous prime is 840132439. The next prime is 840132479. The reversal of 840132448 is 844231048.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50565 + ... + 65092.

It is an arithmetic number, because the mean of its divisors is an integer number (69221313).

Almost surely, 2^840132448 is an apocalyptic number.

It is an amenable number.

840132448 is a deficient number, since it is larger than the sum of its proper divisors (821179064).

840132448 is a wasteful number, since it uses less digits than its factorization.

840132448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115894 (or 115886 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 34.

The square root of 840132448 is about 28985.0383473957. The cubic root of 840132448 is about 943.5883846581.

The spelling of 840132448 in words is "eight hundred forty million, one hundred thirty-two thousand, four hundred forty-eight".