45438659 has 8 divisors (see below), whose sum is σ = 53137920. Its totient is φ = 38041416.

The previous prime is 45438629. The next prime is 45438661. The reversal of 45438659 is 95683454.

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

It is not a de Polignac number, because 45438659 - 2⁸ = 45438403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45438629) 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, 75179 + ... + 75780.

It is an arithmetic number, because the mean of its divisors is an integer number (6642240).

Almost surely, 2^45438659 is an apocalyptic number.

45438659 is a deficient number, since it is larger than the sum of its proper divisors (7699261).

45438659 is a wasteful number, since it uses less digits than its factorization.

45438659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151009.

The product of its digits is 518400, while the sum is 44.

The square root of 45438659 is about 6740.8203506695. The cubic root of 45438659 is about 356.8413458081.

The spelling of 45438659 in words is "forty-five million, four hundred thirty-eight thousand, six hundred fifty-nine".