441636401 has 16 divisors (see below), whose sum is σ = 459934848. Its totient is φ = 423830400.

The previous prime is 441636397. The next prime is 441636449. The reversal of 441636401 is 104636144.

It is a cyclic number.

It is not a de Polignac number, because 441636401 - 2² = 441636397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (441636451) 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, 462941 + ... + 463893.

It is an arithmetic number, because the mean of its divisors is an integer number (28745928).

Almost surely, 2^441636401 is an apocalyptic number.

It is an amenable number.

441636401 is a deficient number, since it is larger than the sum of its proper divisors (18298447).

441636401 is a wasteful number, since it uses less digits than its factorization.

441636401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1192.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 441636401 is about 21015.1469421463. The cubic root of 441636401 is about 761.5322279521.

The spelling of 441636401 in words is "four hundred forty-one million, six hundred thirty-six thousand, four hundred one".