424340479 has 2 divisors, whose sum is σ = 424340480. Its totient is φ = 424340478.

The previous prime is 424340453. The next prime is 424340489. The reversal of 424340479 is 974043424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 424340479 - 2¹⁹ = 423816191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424340429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212170239 + 212170240.

It is an arithmetic number, because the mean of its divisors is an integer number (212170240).

Almost surely, 2^424340479 is an apocalyptic number.

424340479 is a deficient number, since it is larger than the sum of its proper divisors (1).

424340479 is an equidigital number, since it uses as much as digits as its factorization.

424340479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 37.

The square root of 424340479 is about 20599.5261838713. The cubic root of 424340479 is about 751.4581876735.

The spelling of 424340479 in words is "four hundred twenty-four million, three hundred forty thousand, four hundred seventy-nine".