424260427 has 2 divisors, whose sum is σ = 424260428. Its totient is φ = 424260426.

The previous prime is 424260409. The next prime is 424260433. The reversal of 424260427 is 724062424.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424260427 is a prime.

It is not a weakly prime, because it can be changed into another prime (424260407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212130213 + 212130214.

It is an arithmetic number, because the mean of its divisors is an integer number (212130214).

Almost surely, 2^424260427 is an apocalyptic number.

424260427 is a deficient number, since it is larger than the sum of its proper divisors (1).

424260427 is an equidigital number, since it uses as much as digits as its factorization.

424260427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21504, while the sum is 31.

The square root of 424260427 is about 20597.5830378227. The cubic root of 424260427 is about 751.4109304064.

The spelling of 424260427 in words is "four hundred twenty-four million, two hundred sixty thousand, four hundred twenty-seven".