1600042646 has 16 divisors (see below), whose sum is σ = 2422379520. Its totient is φ = 792603240.

The previous prime is 1600042643. The next prime is 1600042651. The reversal of 1600042646 is 6462400061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1600042643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164795 + ... + 174233.

It is an arithmetic number, because the mean of its divisors is an integer number (151398720).

Almost surely, 2^1600042646 is an apocalyptic number.

1600042646 is a deficient number, since it is larger than the sum of its proper divisors (822336874).

1600042646 is a wasteful number, since it uses less digits than its factorization.

1600042646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10219.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 1600042646 is about 40000.5330714479. The cubic root of 1600042646 is about 1169.6174866645.

The spelling of 1600042646 in words is "one billion, six hundred million, forty-two thousand, six hundred forty-six".