44428123 has 8 divisors (see below), whose sum is σ = 47500128. Its totient is φ = 41407104.

The previous prime is 44428093. The next prime is 44428127. The reversal of 44428123 is 32182444.

It is a happy number.

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

It is not a de Polignac number, because 44428123 - 2¹⁷ = 44297051 is a prime.

It is a super-2 number, since 2×44428123² = 3947716226606258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44428091 and 44428100.

It is not an unprimeable number, because it can be changed into a prime (44428127) 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, 10936 + ... + 14437.

It is an arithmetic number, because the mean of its divisors is an integer number (5937516).

Almost surely, 2^44428123 is an apocalyptic number.

44428123 is a deficient number, since it is larger than the sum of its proper divisors (3072005).

44428123 is a wasteful number, since it uses less digits than its factorization.

44428123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25493.

The product of its digits is 6144, while the sum is 28.

The square root of 44428123 is about 6665.4424459296. The cubic root of 44428123 is about 354.1761574450.

It can be divided in two parts, 44428 and 123, that added together give a triangular number (44551 = T₂₉₈).

The spelling of 44428123 in words is "forty-four million, four hundred twenty-eight thousand, one hundred twenty-three".