441036561 has 16 divisors (see below), whose sum is σ = 673712000. Its totient is φ = 251399808.

The previous prime is 441036551. The next prime is 441036587. The reversal of 441036561 is 165630144.

It is not a de Polignac number, because 441036561 - 2¹³ = 441028369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (441036551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17086 + ... + 34263.

It is an arithmetic number, because the mean of its divisors is an integer number (42107000).

Almost surely, 2^441036561 is an apocalyptic number.

It is an amenable number.

441036561 is a deficient number, since it is larger than the sum of its proper divisors (232675439).

441036561 is a wasteful number, since it uses less digits than its factorization.

441036561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51768.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 441036561 is about 21000.8704819586. The cubic root of 441036561 is about 761.1872952900.

The spelling of 441036561 in words is "four hundred forty-one million, thirty-six thousand, five hundred sixty-one".