1633130216 has 8 divisors (see below), whose sum is σ = 3062119170. Its totient is φ = 816565104.

The previous prime is 1633130209. The next prime is 1633130227. The reversal of 1633130216 is 6120313361.

It can be written as a sum of positive squares in only one way, i.e., 906612100 + 726518116 = 30110^2 + 26954^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1633130216² = 5334228604824413312, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102070631 + ... + 102070646.

Almost surely, 2^1633130216 is an apocalyptic number.

It is an amenable number.

1633130216 is a deficient number, since it is larger than the sum of its proper divisors (1428988954).

1633130216 is a wasteful number, since it uses less digits than its factorization.

1633130216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204141283 (or 204141279 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 1633130216 is about 40412.0058398491. The cubic root of 1633130216 is about 1177.6247864591.

Adding to 1633130216 its reverse (6120313361), we get a palindrome (7753443577).

The spelling of 1633130216 in words is "one billion, six hundred thirty-three million, one hundred thirty thousand, two hundred sixteen".