461587089 has 4 divisors (see below), whose sum is σ = 615449456. Its totient is φ = 307724724.

The previous prime is 461587081. The next prime is 461587097. The reversal of 461587089 is 980785164.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (461587081) and next prime (461587097).

It is not a de Polignac number, because 461587089 - 2³ = 461587081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (461587081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76931179 + ... + 76931184.

It is an arithmetic number, because the mean of its divisors is an integer number (153862364).

Almost surely, 2^461587089 is an apocalyptic number.

It is an amenable number.

461587089 is a deficient number, since it is larger than the sum of its proper divisors (153862367).

461587089 is a wasteful number, since it uses less digits than its factorization.

461587089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153862366.

The product of its (nonzero) digits is 483840, while the sum is 48.

The square root of 461587089 is about 21484.5779339507. The cubic root of 461587089 is about 772.8310295651.

The spelling of 461587089 in words is "four hundred sixty-one million, five hundred eighty-seven thousand, eighty-nine".