424852387 has 2 divisors, whose sum is σ = 424852388. Its totient is φ = 424852386.

The previous prime is 424852339. The next prime is 424852409. The reversal of 424852387 is 783258424.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424852387 is a prime.

It is not a weakly prime, because it can be changed into another prime (424852327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212426193 + 212426194.

It is an arithmetic number, because the mean of its divisors is an integer number (212426194).

Almost surely, 2^424852387 is an apocalyptic number.

424852387 is a deficient number, since it is larger than the sum of its proper divisors (1).

424852387 is an equidigital number, since it uses as much as digits as its factorization.

424852387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 430080, while the sum is 43.

The square root of 424852387 is about 20611.9476760446. The cubic root of 424852387 is about 751.7602429757.

The spelling of 424852387 in words is "four hundred twenty-four million, eight hundred fifty-two thousand, three hundred eighty-seven".