44521705 has 4 divisors (see below), whose sum is σ = 53426052. Its totient is φ = 35617360.

The previous prime is 44521681. The next prime is 44521717. The reversal of 44521705 is 50712544.

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 27373824 + 17147881 = 5232^2 + 4141^2 .

It is a de Polignac number, because none of the positive numbers 2^k-44521705 is a prime.

It is a super-2 number, since 2×44521705² = 3964364432214050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4452166 + ... + 4452175.

It is an arithmetic number, because the mean of its divisors is an integer number (13356513).

Almost surely, 2^44521705 is an apocalyptic number.

It is an amenable number.

44521705 is a deficient number, since it is larger than the sum of its proper divisors (8904347).

44521705 is an equidigital number, since it uses as much as digits as its factorization.

44521705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8904346.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 44521705 is about 6672.4586922663. The cubic root of 44521705 is about 354.4246582189.

The spelling of 44521705 in words is "forty-four million, five hundred twenty-one thousand, seven hundred five".