424747357 has 2 divisors, whose sum is σ = 424747358. Its totient is φ = 424747356.

The previous prime is 424747289. The next prime is 424747381. The reversal of 424747357 is 753747424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 415711321 + 9036036 = 20389^2 + 3006^2 .

It is a cyclic number.

It is not a de Polignac number, because 424747357 - 2⁷ = 424747229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424747657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212373678 + 212373679.

It is an arithmetic number, because the mean of its divisors is an integer number (212373679).

Almost surely, 2^424747357 is an apocalyptic number.

It is an amenable number.

424747357 is a deficient number, since it is larger than the sum of its proper divisors (1).

424747357 is an equidigital number, since it uses as much as digits as its factorization.

424747357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 658560, while the sum is 43.

The square root of 424747357 is about 20609.3997243976. The cubic root of 424747357 is about 751.6982889982.

It can be divided in two parts, 424747 and 357, that added together give a square (425104 = 652²).

The spelling of 424747357 in words is "four hundred twenty-four million, seven hundred forty-seven thousand, three hundred fifty-seven".