45388589 has 8 divisors (see below), whose sum is σ = 48117888. Its totient is φ = 42665920.

The previous prime is 45388559. The next prime is 45388621. The reversal of 45388589 is 98588354.

45388589 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 45388589 - 2⁸ = 45388333 is a prime.

It is a super-2 number, since 2×45388589² = 4120248022821842, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45388559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23324 + ... + 25194.

It is an arithmetic number, because the mean of its divisors is an integer number (6014736).

Almost surely, 2^45388589 is an apocalyptic number.

It is an amenable number.

45388589 is a deficient number, since it is larger than the sum of its proper divisors (2729299).

45388589 is a wasteful number, since it uses less digits than its factorization.

45388589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3315.

The product of its digits is 1382400, while the sum is 50.

The square root of 45388589 is about 6737.1053873307. The cubic root of 45388589 is about 356.7102268203.

The spelling of 45388589 in words is "forty-five million, three hundred eighty-eight thousand, five hundred eighty-nine".