894421441 has 4 divisors (see below), whose sum is σ = 895372884. Its totient is φ = 893470000.

The previous prime is 894421433. The next prime is 894421511. The reversal of 894421441 is 144124498.

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 566630416 + 327791025 = 23804^2 + 18105^2 .

It is a cyclic number.

It is not a de Polignac number, because 894421441 - 2³ = 894421433 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 894421441.

It is not an unprimeable number, because it can be changed into a prime (894424441) 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, 474310 + ... + 476191.

It is an arithmetic number, because the mean of its divisors is an integer number (223843221).

Almost surely, 2^894421441 is an apocalyptic number.

It is an amenable number.

894421441 is a deficient number, since it is larger than the sum of its proper divisors (951443).

894421441 is an equidigital number, since it uses as much as digits as its factorization.

894421441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951442.

The product of its digits is 36864, while the sum is 37.

The square root of 894421441 is about 29906.8794928525. The cubic root of 894421441 is about 963.4904193280.

The spelling of 894421441 in words is "eight hundred ninety-four million, four hundred twenty-one thousand, four hundred forty-one".