424332289 has 4 divisors (see below), whose sum is σ = 428087556. Its totient is φ = 420577024.

The previous prime is 424332253. The next prime is 424332341. The reversal of 424332289 is 982233424.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12567025 + 411765264 = 3545^2 + 20292^2 .

It is a cyclic number.

It is not a de Polignac number, because 424332289 - 2⁹ = 424331777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424332889) 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 in 3 ways as a sum of consecutive naturals, for example, 1877464 + ... + 1877689.

It is an arithmetic number, because the mean of its divisors is an integer number (107021889).

Almost surely, 2^424332289 is an apocalyptic number.

It is an amenable number.

424332289 is a deficient number, since it is larger than the sum of its proper divisors (3755267).

424332289 is a wasteful number, since it uses less digits than its factorization.

424332289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3755266.

The product of its digits is 82944, while the sum is 37.

The square root of 424332289 is about 20599.3273919320. The cubic root of 424332289 is about 751.4533531264.

The spelling of 424332289 in words is "four hundred twenty-four million, three hundred thirty-two thousand, two hundred eighty-nine".