44820609 has 8 divisors (see below), whose sum is σ = 59925120. Its totient is φ = 29798256.

The previous prime is 44820593. The next prime is 44820647. The reversal of 44820609 is 90602844.

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

It is not a de Polignac number, because 44820609 - 2⁴ = 44820593 is a prime.

It is a super-2 number, since 2×44820609² = 4017773982261762, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 44820609.

It is not an unprimeable number, because it can be changed into a prime (44820649) 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, 19254 + ... + 21455.

It is an arithmetic number, because the mean of its divisors is an integer number (7490640).

Almost surely, 2^44820609 is an apocalyptic number.

It is an amenable number.

44820609 is a deficient number, since it is larger than the sum of its proper divisors (15104511).

44820609 is a wasteful number, since it uses less digits than its factorization.

44820609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41079.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 44820609 is about 6694.8195644095. The cubic root of 44820609 is about 355.2160531028.

The spelling of 44820609 in words is "forty-four million, eight hundred twenty thousand, six hundred nine".