424937749 has 2 divisors, whose sum is σ = 424937750. Its totient is φ = 424937748.

The previous prime is 424937741. The next prime is 424937771. The reversal of 424937749 is 947739424.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 424772100 + 165649 = 20610^2 + 407^2 .

It is a cyclic number.

It is not a de Polignac number, because 424937749 - 2³ = 424937741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424937741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212468874 + 212468875.

It is an arithmetic number, because the mean of its divisors is an integer number (212468875).

Almost surely, 2^424937749 is an apocalyptic number.

It is an amenable number.

424937749 is a deficient number, since it is larger than the sum of its proper divisors (1).

424937749 is an equidigital number, since it uses as much as digits as its factorization.

424937749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1524096, while the sum is 49.

The square root of 424937749 is about 20614.0182642783. The cubic root of 424937749 is about 751.8105878817.

The spelling of 424937749 in words is "four hundred twenty-four million, nine hundred thirty-seven thousand, seven hundred forty-nine".