1612217968 has 20 divisors (see below), whose sum is σ = 3124388320. Its totient is φ = 805924224.

The previous prime is 1612217953. The next prime is 1612217969. The reversal of 1612217968 is 8697122161.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1612217969) by changing a digit.

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, 84796 + ... + 102052.

It is an arithmetic number, because the mean of its divisors is an integer number (156219416).

Almost surely, 2^1612217968 is an apocalyptic number.

It is an amenable number.

1612217968 is a deficient number, since it is larger than the sum of its proper divisors (1512170352).

1612217968 is a wasteful number, since it uses less digits than its factorization.

1612217968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23104 (or 23098 counting only the distinct ones).

The product of its digits is 72576, while the sum is 43.

The square root of 1612217968 is about 40152.4341478820. The cubic root of 1612217968 is about 1172.5766788520.

The spelling of 1612217968 in words is "one billion, six hundred twelve million, two hundred seventeen thousand, nine hundred sixty-eight".