424447348 has 18 divisors (see below), whose sum is σ = 800200086. Its totient is φ = 195830208.

The previous prime is 424447321. The next prime is 424447391. The reversal of 424447348 is 843744424.

It can be written as a sum of positive squares in 3 ways, for example, as 56881764 + 367565584 = 7542^2 + 19172^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 424447348.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 147136 + ... + 149992.

Almost surely, 2^424447348 is an apocalyptic number.

It is an amenable number.

424447348 is a deficient number, since it is larger than the sum of its proper divisors (375752738).

424447348 is an equidigital number, since it uses as much as digits as its factorization.

424447348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5731 (or 2872 counting only the distinct ones).

The product of its digits is 344064, while the sum is 40.

The square root of 424447348 is about 20602.1199880012. The cubic root of 424447348 is about 751.5212666146.

The spelling of 424447348 in words is "four hundred twenty-four million, four hundred forty-seven thousand, three hundred forty-eight".