382561441 has 4 divisors (see below), whose sum is σ = 382852800. Its totient is φ = 382270084.

The previous prime is 382561397. The next prime is 382561453. The reversal of 382561441 is 144165283.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 382561441 - 2⁷ = 382561313 is a prime.

It is a super-2 number, since 2×382561441² = 292706512279992962, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 382561397 and 382561406.

It is not an unprimeable number, because it can be changed into a prime (382561481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143701 + ... + 146338.

It is an arithmetic number, because the mean of its divisors is an integer number (95713200).

Almost surely, 2^382561441 is an apocalyptic number.

It is an amenable number.

382561441 is a deficient number, since it is larger than the sum of its proper divisors (291359).

382561441 is a wasteful number, since it uses less digits than its factorization.

382561441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291358.

The product of its digits is 23040, while the sum is 34.

The square root of 382561441 is about 19559.1779223975. The cubic root of 382561441 is about 725.9394502343.

The spelling of 382561441 in words is "three hundred eighty-two million, five hundred sixty-one thousand, four hundred forty-one".