1727828164 has 12 divisors (see below), whose sum is σ = 3031318444. Its totient is φ = 861737184.

The previous prime is 1727828101. The next prime is 1727828173. The reversal of 1727828164 is 4618287271.

It can be written as a sum of positive squares in 2 ways, for example, as 1459851264 + 267976900 = 38208^2 + 16370^2 .

It is a super-2 number, since 2×1727828164² = 5970780328623221792, which contains 22 as substring.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 542439 + ... + 545614.

Almost surely, 2^1727828164 is an apocalyptic number.

It is an amenable number.

1727828164 is a deficient number, since it is larger than the sum of its proper divisors (1303490280).

1727828164 is a wasteful number, since it uses less digits than its factorization.

1727828164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1088454 (or 1088452 counting only the distinct ones).

The product of its digits is 301056, while the sum is 46.

The square root of 1727828164 is about 41567.1524644159. The cubic root of 1727828164 is about 1199.9602218296.

The spelling of 1727828164 in words is "one billion, seven hundred twenty-seven million, eight hundred twenty-eight thousand, one hundred sixty-four".