1642418832 has 20 divisors (see below), whose sum is σ = 4242915440. Its totient is φ = 547472928.

The previous prime is 1642418821. The next prime is 1642418879. The reversal of 1642418832 is 2388142461.

It is a nude number because it is divisible by every one of its digits.

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, 17108482 + ... + 17108577.

It is an arithmetic number, because the mean of its divisors is an integer number (212145772).

Almost surely, 2^1642418832 is an apocalyptic number.

1642418832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1642418832 is an abundant number, since it is smaller than the sum of its proper divisors (2600496608).

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

1642418832 is a wasteful number, since it uses less digits than its factorization.

1642418832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34217070 (or 34217064 counting only the distinct ones).

The product of its digits is 73728, while the sum is 39.

The square root of 1642418832 is about 40526.7668584603. The cubic root of 1642418832 is about 1179.8531924992.

The spelling of 1642418832 in words is "one billion, six hundred forty-two million, four hundred eighteen thousand, eight hundred thirty-two".