441421579 has 2 divisors, whose sum is σ = 441421580. Its totient is φ = 441421578.

The previous prime is 441421553. The next prime is 441421649. The reversal of 441421579 is 975124144.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 441421579 - 2¹³ = 441413387 is a prime.

It is not a weakly prime, because it can be changed into another prime (441121579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220710789 + 220710790.

It is an arithmetic number, because the mean of its divisors is an integer number (220710790).

Almost surely, 2^441421579 is an apocalyptic number.

441421579 is a deficient number, since it is larger than the sum of its proper divisors (1).

441421579 is an equidigital number, since it uses as much as digits as its factorization.

441421579 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 37.

The square root of 441421579 is about 21010.0351974955. The cubic root of 441421579 is about 761.4087323886.

The spelling of 441421579 in words is "four hundred forty-one million, four hundred twenty-one thousand, five hundred seventy-nine".