1827661476 has 12 divisors (see below), whose sum is σ = 4264543472. Its totient is φ = 609220488.

The previous prime is 1827661463. The next prime is 1827661477. The reversal of 1827661476 is 6741667281.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (1827661477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76152550 + ... + 76152573.

Almost surely, 2^1827661476 is an apocalyptic number.

It is an amenable number.

1827661476 is an abundant number, since it is smaller than the sum of its proper divisors (2436881996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1827661476 is a wasteful number, since it uses less digits than its factorization.

1827661476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152305130 (or 152305128 counting only the distinct ones).

The product of its digits is 677376, while the sum is 48.

The square root of 1827661476 is about 42751.1575983622. The cubic root of 1827661476 is about 1222.6399600549.

The spelling of 1827661476 in words is "one billion, eight hundred twenty-seven million, six hundred sixty-one thousand, four hundred seventy-six".