1827712136 has 32 divisors (see below), whose sum is σ = 3540430080. Its totient is φ = 883646400.

The previous prime is 1827712129. The next prime is 1827712151. The reversal of 1827712136 is 6312177281.

It is a self number, because there is not a number n which added to its sum of digits gives 1827712136.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411206 + ... + 415626.

It is an arithmetic number, because the mean of its divisors is an integer number (110638440).

Almost surely, 2^1827712136 is an apocalyptic number.

It is an amenable number.

1827712136 is a deficient number, since it is larger than the sum of its proper divisors (1712717944).

1827712136 is a wasteful number, since it uses less digits than its factorization.

1827712136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6125 (or 6121 counting only the distinct ones).

The product of its digits is 28224, while the sum is 38.

The square root of 1827712136 is about 42751.7500928325. The cubic root of 1827712136 is about 1222.6512565247.

The spelling of 1827712136 in words is "one billion, eight hundred twenty-seven million, seven hundred twelve thousand, one hundred thirty-six".