1796216564 has 12 divisors (see below), whose sum is σ = 3150260484. Its totient is φ = 896142144.

The previous prime is 1796216557. The next prime is 1796216567. The reversal of 1796216564 is 4656126971.

It can be written as a sum of positive squares in 2 ways, for example, as 1510876900 + 285339664 = 38870^2 + 16892^2 .

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1796216567) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 489479 + ... + 493134.

It is an arithmetic number, because the mean of its divisors is an integer number (262521707).

Almost surely, 2^1796216564 is an apocalyptic number.

It is an amenable number.

1796216564 is a deficient number, since it is larger than the sum of its proper divisors (1354043920).

1796216564 is a wasteful number, since it uses less digits than its factorization.

1796216564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 983074 (or 983072 counting only the distinct ones).

The product of its digits is 544320, while the sum is 47.

The square root of 1796216564 is about 42381.7951955790. The cubic root of 1796216564 is about 1215.5875189806.

The spelling of 1796216564 in words is "one billion, seven hundred ninety-six million, two hundred sixteen thousand, five hundred sixty-four".