424548479 has 2 divisors, whose sum is σ = 424548480. Its totient is φ = 424548478.

The previous prime is 424548461. The next prime is 424548493. The reversal of 424548479 is 974845424.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424548479 is a prime.

It is a super-2 number, since 2×424548479² = 360482822042426882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424548409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212274239 + 212274240.

It is an arithmetic number, because the mean of its divisors is an integer number (212274240).

Almost surely, 2^424548479 is an apocalyptic number.

424548479 is a deficient number, since it is larger than the sum of its proper divisors (1).

424548479 is an equidigital number, since it uses as much as digits as its factorization.

424548479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1290240, while the sum is 47.

The square root of 424548479 is about 20604.5742251569. The cubic root of 424548479 is about 751.5809489774.

The spelling of 424548479 in words is "four hundred twenty-four million, five hundred forty-eight thousand, four hundred seventy-nine".