2001461589 has 8 divisors (see below), whose sum is σ = 2965128320. Its totient is φ = 1334307708.

The previous prime is 2001461573. The next prime is 2001461621. The reversal of 2001461589 is 9851641002.

2001461589 is a `hidden beast` number, since 2 + 0 + 0 + 14 + 61 + 589 = 666.

It is not a de Polignac number, because 2001461589 - 2⁴ = 2001461573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001461509) 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, 37064077 + ... + 37064130.

It is an arithmetic number, because the mean of its divisors is an integer number (370641040).

Almost surely, 2^2001461589 is an apocalyptic number.

It is an amenable number.

2001461589 is a deficient number, since it is larger than the sum of its proper divisors (963666731).

2001461589 is an equidigital number, since it uses as much as digits as its factorization.

2001461589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74128216 (or 74128210 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 2001461589 is about 44737.6976273925. The cubic root of 2001461589 is about 1260.2278896193.

The spelling of 2001461589 in words is "two billion, one million, four hundred sixty-one thousand, five hundred eighty-nine".