44440413 has 8 divisors (see below), whose sum is σ = 59597088. Its totient is φ = 29455344.

The previous prime is 44440379. The next prime is 44440469. The reversal of 44440413 is 31404444.

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

It is not a de Polignac number, because 44440413 - 2¹⁰ = 44439389 is a prime.

It is a super-2 number, since 2×44440413² = 3949900615221138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44440493) 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, 42295 + ... + 43332.

It is an arithmetic number, because the mean of its divisors is an integer number (7449636).

Almost surely, 2^44440413 is an apocalyptic number.

It is an amenable number.

44440413 is a deficient number, since it is larger than the sum of its proper divisors (15156675).

44440413 is a wasteful number, since it uses less digits than its factorization.

44440413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85803.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 44440413 is about 6666.3643014765. The cubic root of 44440413 is about 354.2088126146.

Adding to 44440413 its reverse (31404444), we get a palindrome (75844857).

The spelling of 44440413 in words is "forty-four million, four hundred forty thousand, four hundred thirteen".