1826681601 has 8 divisors (see below), whose sum is σ = 2501401984. Its totient is φ = 1184874480.

The previous prime is 1826681573. The next prime is 1826681627. The reversal of 1826681601 is 1061866281.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1826681601 - 2⁷ = 1826681473 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1826681601.

It is not an unprimeable number, because it can be changed into a prime (1826681201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8228185 + ... + 8228406.

It is an arithmetic number, because the mean of its divisors is an integer number (312675248).

Almost surely, 2^1826681601 is an apocalyptic number.

It is an amenable number.

1826681601 is a deficient number, since it is larger than the sum of its proper divisors (674720383).

1826681601 is a wasteful number, since it uses less digits than its factorization.

1826681601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16456631.

The product of its (nonzero) digits is 27648, while the sum is 39.

The square root of 1826681601 is about 42739.6958458995. The cubic root of 1826681601 is about 1222.4214205873.

The spelling of 1826681601 in words is "one billion, eight hundred twenty-six million, six hundred eighty-one thousand, six hundred one".