44070085 has 4 divisors (see below), whose sum is σ = 52884108. Its totient is φ = 35256064.

The previous prime is 44070049. The next prime is 44070097. The reversal of 44070085 is 58007044.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5157441 + 38912644 = 2271^2 + 6238^2 .

It is a cyclic number.

It is not a de Polignac number, because 44070085 - 2⁹ = 44069573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4407004 + ... + 4407013.

It is an arithmetic number, because the mean of its divisors is an integer number (13221027).

Almost surely, 2^44070085 is an apocalyptic number.

It is an amenable number.

44070085 is a deficient number, since it is larger than the sum of its proper divisors (8814023).

44070085 is an equidigital number, since it uses as much as digits as its factorization.

44070085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8814022.

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 44070085 is about 6638.5303343436. The cubic root of 44070085 is about 353.2221768735. Note that the first 3 decimals are identical.

The spelling of 44070085 in words is "forty-four million, seventy thousand, eighty-five".