436341489 has 4 divisors (see below), whose sum is σ = 581788656. Its totient is φ = 290894324.

The previous prime is 436341473. The next prime is 436341551. The reversal of 436341489 is 984143634.

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 a cyclic number.

It is not a de Polignac number, because 436341489 - 2⁴ = 436341473 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 436341489.

It is not an unprimeable number, because it can be changed into a prime (436341439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72723579 + ... + 72723584.

It is an arithmetic number, because the mean of its divisors is an integer number (145447164).

Almost surely, 2^436341489 is an apocalyptic number.

It is an amenable number.

436341489 is a deficient number, since it is larger than the sum of its proper divisors (145447167).

436341489 is a wasteful number, since it uses less digits than its factorization.

436341489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145447166.

The product of its digits is 248832, while the sum is 42.

The square root of 436341489 is about 20888.7885957994. The cubic root of 436341489 is about 758.4765703052.

The spelling of 436341489 in words is "four hundred thirty-six million, three hundred forty-one thousand, four hundred eighty-nine".