44424554 has 4 divisors (see below), whose sum is σ = 66636834. Its totient is φ = 22212276.

The previous prime is 44424533. The next prime is 44424557. The reversal of 44424554 is 45542444.

44424554 is nontrivially palindromic in base 4.

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

It can be written as a sum of positive squares in only one way, i.e., 29408929 + 15015625 = 5423^2 + 3875^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 44424554.

It is not an unprimeable number, because it can be changed into a prime (44424557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11106137 + ... + 11106140.

Almost surely, 2^44424554 is an apocalyptic number.

44424554 is a deficient number, since it is larger than the sum of its proper divisors (22212280).

44424554 is a wasteful number, since it uses less digits than its factorization.

44424554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22212279.

The product of its digits is 51200, while the sum is 32.

The square root of 44424554 is about 6665.1747163897. The cubic root of 44424554 is about 354.1666732980.

Adding to 44424554 its reverse (45542444), we get a palindrome (89966998).

The spelling of 44424554 in words is "forty-four million, four hundred twenty-four thousand, five hundred fifty-four".