44020628 has 6 divisors (see below), whose sum is σ = 77036106. Its totient is φ = 22010312.

The previous prime is 44020621. The next prime is 44020649. The reversal of 44020628 is 82602044.

It can be written as a sum of positive squares in only one way, i.e., 43850884 + 169744 = 6622^2 + 412^2 .

It is a junction number, because it is equal to n+sod(n) for n = 44020597 and 44020606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44020621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5502575 + ... + 5502582.

It is an arithmetic number, because the mean of its divisors is an integer number (12839351).

Almost surely, 2^44020628 is an apocalyptic number.

It is an amenable number.

44020628 is a deficient number, since it is larger than the sum of its proper divisors (33015478).

44020628 is a wasteful number, since it uses less digits than its factorization.

44020628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11005161 (or 11005159 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 44020628 is about 6634.8042925168. The cubic root of 44020628 is about 353.0899946296.

The spelling of 44020628 in words is "forty-four million, twenty thousand, six hundred twenty-eight".