424232245 has 4 divisors (see below), whose sum is σ = 509078700. Its totient is φ = 339385792.

The previous prime is 424232239. The next prime is 424232257. The reversal of 424232245 is 542232424.

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 73119601 + 351112644 = 8551^2 + 18738^2 .

It is a cyclic number.

It is not a de Polignac number, because 424232245 - 2⁹ = 424231733 is a prime.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 42423220 + ... + 42423229.

It is an arithmetic number, because the mean of its divisors is an integer number (127269675).

Almost surely, 2^424232245 is an apocalyptic number.

It is an amenable number.

424232245 is a deficient number, since it is larger than the sum of its proper divisors (84846455).

424232245 is an equidigital number, since it uses as much as digits as its factorization.

424232245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84846454.

The product of its digits is 15360, while the sum is 28.

The square root of 424232245 is about 20596.8989170700. The cubic root of 424232245 is about 751.3942922518.

Adding to 424232245 its reverse (542232424), we get a palindrome (966464669).

The spelling of 424232245 in words is "four hundred twenty-four million, two hundred thirty-two thousand, two hundred forty-five".