44424423 has 8 divisors (see below), whose sum is σ = 65814000. Its totient is φ = 29616264.

The previous prime is 44424407. The next prime is 44424427. The reversal of 44424423 is 32442444.

It is a happy number.

It is not a de Polignac number, because 44424423 - 2⁴ = 44424407 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 1645349 = 44424423 / (4 + 4 + 4 + 2 + 4 + 4 + 2 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44424427) 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, 822648 + ... + 822701.

It is an arithmetic number, because the mean of its divisors is an integer number (8226750).

Almost surely, 2^44424423 is an apocalyptic number.

44424423 is a deficient number, since it is larger than the sum of its proper divisors (21389577).

44424423 is a wasteful number, since it uses less digits than its factorization.

44424423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1645358 (or 1645352 counting only the distinct ones).

The product of its digits is 12288, while the sum is 27.

The square root of 44424423 is about 6665.1648891832. The cubic root of 44424423 is about 354.1663251731.

Adding to 44424423 its reverse (32442444), we get a palindrome (76866867).

The spelling of 44424423 in words is "forty-four million, four hundred twenty-four thousand, four hundred twenty-three".