1642063916 has 24 divisors (see below), whose sum is σ = 2902404960. Its totient is φ = 812838272.

The previous prime is 1642063903. The next prime is 1642063921. The reversal of 1642063916 is 6193602461.

It is a self number, because there is not a number n which added to its sum of digits gives 1642063916.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209321 + ... + 217023.

It is an arithmetic number, because the mean of its divisors is an integer number (120933540).

Almost surely, 2^1642063916 is an apocalyptic number.

It is an amenable number.

1642063916 is a deficient number, since it is larger than the sum of its proper divisors (1260341044).

1642063916 is a wasteful number, since it uses less digits than its factorization.

1642063916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8233 (or 8231 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 1642063916 is about 40522.3878368489. The cubic root of 1642063916 is about 1179.7682001829.

The spelling of 1642063916 in words is "one billion, six hundred forty-two million, sixty-three thousand, nine hundred sixteen".