1827904516 has 9 divisors (see below), whose sum is σ = 3198982549. Its totient is φ = 913909504.

The previous prime is 1827904489. The next prime is 1827904531. The reversal of 1827904516 is 6154097281.

The square root of 1827904516 is 42754.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 122544900 + 1705359616 = 11070^2 + 41296^2 .

It is a super-2 number, since 2×1827904516² = 6682469839226388512, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 74820 + ... + 96196.

Almost surely, 2^1827904516 is an apocalyptic number.

1827904516 is the 42754-th square number.

It is an amenable number.

1827904516 is a deficient number, since it is larger than the sum of its proper divisors (1371078033).

1827904516 is an frugal number, since it uses more digits than its factorization.

1827904516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42758 (or 21379 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 43.

The cubic root of 1827904516 is about 1222.6941526664.

The spelling of 1827904516 in words is "one billion, eight hundred twenty-seven million, nine hundred four thousand, five hundred sixteen".