365561441 has 16 divisors (see below), whose sum is σ = 430493184. Its totient is φ = 303926784.

The previous prime is 365561437. The next prime is 365561459. The reversal of 365561441 is 144165563.

It is not a de Polignac number, because 365561441 - 2² = 365561437 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (365561411) 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, 32261 + ... + 42093.

It is an arithmetic number, because the mean of its divisors is an integer number (26905824).

Almost surely, 2^365561441 is an apocalyptic number.

It is an amenable number.

365561441 is a deficient number, since it is larger than the sum of its proper divisors (64931743).

365561441 is a wasteful number, since it uses less digits than its factorization.

365561441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10000.

The product of its digits is 43200, while the sum is 35.

The square root of 365561441 is about 19119.6611110134. The cubic root of 365561441 is about 715.0231892979.

The spelling of 365561441 in words is "three hundred sixty-five million, five hundred sixty-one thousand, four hundred forty-one".