1606179942 has 24 divisors (see below), whose sum is σ = 3608948616. Its totient is φ = 535393152.

The previous prime is 1606179937. The next prime is 1606179977. The reversal of 1606179942 is 2499716061.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1651963 + ... + 1652934.

It is an arithmetic number, because the mean of its divisors is an integer number (150372859).

Almost surely, 2^1606179942 is an apocalyptic number.

1606179942 is an abundant number, since it is smaller than the sum of its proper divisors (2002768674).

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

1606179942 is an equidigital number, since it uses as much as digits as its factorization.

1606179942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3304914 (or 3304902 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The square root of 1606179942 is about 40077.1748255787. The cubic root of 1606179942 is about 1171.1110156670. Note that the first 3 decimals are identical.

The spelling of 1606179942 in words is "one billion, six hundred six million, one hundred seventy-nine thousand, nine hundred forty-two".