44672231 has 4 divisors (see below), whose sum is σ = 45622752. Its totient is φ = 43721712.

The previous prime is 44672219. The next prime is 44672261. The reversal of 44672231 is 13227644.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 44672231 - 2⁶ = 44672167 is a prime.

It is a super-2 number, since 2×44672231² = 3991216445034722, 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 = 44672194 and 44672203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44672261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 475190 + ... + 475283.

It is an arithmetic number, because the mean of its divisors is an integer number (11405688).

Almost surely, 2^44672231 is an apocalyptic number.

44672231 is a deficient number, since it is larger than the sum of its proper divisors (950521).

44672231 is an equidigital number, since it uses as much as digits as its factorization.

44672231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950520.

The product of its digits is 8064, while the sum is 29.

The square root of 44672231 is about 6683.7288245410. The cubic root of 44672231 is about 354.8236404976.

Adding to 44672231 its reverse (13227644), we get a palindrome (57899875).

The spelling of 44672231 in words is "forty-four million, six hundred seventy-two thousand, two hundred thirty-one".