44609040 has 240 divisors, whose sum is σ = 175488768. Its totient is φ = 9944064.

The previous prime is 44609023. The next prime is 44609051. The reversal of 44609040 is 4090644.

It is a Cunningham number, because it is equal to 6679²-1.

It is a tau number, because it is divible by the number of its divisors (240).

It is a junction number, because it is equal to n+sod(n) for n = 44608995 and 44609013.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 267037 + ... + 267203.

Almost surely, 2^44609040 is an apocalyptic number.

44609040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44609040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87744384).

44609040 is an abundant number, since it is smaller than the sum of its proper divisors (130879728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44609040 is a wasteful number, since it uses less digits than its factorization.

44609040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246 (or 237 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 44609040 is about 6678.9999251385. Note that the first 4 decimals coincide. The cubic root of 44609040 is about 354.6562565647.

Adding to 44609040 its reverse (4090644), we get a palindrome (48699684).

The spelling of 44609040 in words is "forty-four million, six hundred nine thousand, forty".