424474401289 has 3 divisors (see below), whose sum is σ = 424475052807. Its totient is φ = 424473749772.

The previous prime is 424474401287. The next prime is 424474401301. The reversal of 424474401289 is 982104474424.

The square root of 424474401289 is 651517.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 298809823225 + 125664578064 = 546635^2 + 354492^2 .

It is not a de Polignac number, because 424474401289 - 2¹ = 424474401287 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424474401287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 325759 + ... + 977275.

It is an arithmetic number, because the mean of its divisors is an integer number (141491684269).

Almost surely, 2^424474401289 is an apocalyptic number.

424474401289 is the 651517-th square number.

424474401289 is the 325759-th centered octagonal number.

It is an amenable number.

424474401289 is a deficient number, since it is larger than the sum of its proper divisors (651518).

424474401289 is an frugal number, since it uses more digits than its factorization.

424474401289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1303034 (or 651517 counting only the distinct ones).

The product of its (nonzero) digits is 2064384, while the sum is 49.

Multiplying 424474401289 by its sum of digits (49), we get a square (20799245663161 = 4560619²).

The spelling of 424474401289 in words is "four hundred twenty-four billion, four hundred seventy-four million, four hundred one thousand, two hundred eighty-nine".