44445454 has 16 divisors (see below), whose sum is σ = 68450976. Its totient is φ = 21636000.

The previous prime is 44445451. The next prime is 44445523. The reversal of 44445454 is 45454444.

44445454 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×44445454² = 3950796762532232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44445451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10519 + ... + 14125.

It is an arithmetic number, because the mean of its divisors is an integer number (4278186).

Almost surely, 2^44445454 is an apocalyptic number.

44445454 is a deficient number, since it is larger than the sum of its proper divisors (24005522).

44445454 is a wasteful number, since it uses less digits than its factorization.

44445454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3771.

The product of its digits is 102400, while the sum is 34.

The square root of 44445454 is about 6666.7423829034. The cubic root of 44445454 is about 354.2222050727. Note that the first 4 decimals are identical.

Adding to 44445454 its reverse (45454444), we get a palindrome (89899898).

The spelling of 44445454 in words is "forty-four million, four hundred forty-five thousand, four hundred fifty-four".