424301243 has 4 divisors (see below), whose sum is σ = 424453848. Its totient is φ = 424148640.

The previous prime is 424301231. The next prime is 424301261. The reversal of 424301243 is 342103424.

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

It is a cyclic number.

It is not a de Polignac number, because 424301243 - 2¹² = 424297147 is a prime.

It is a super-2 number, since 2×424301243² = 360063089622690098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424301203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72053 + ... + 77718.

It is an arithmetic number, because the mean of its divisors is an integer number (106113462).

Almost surely, 2^424301243 is an apocalyptic number.

424301243 is a deficient number, since it is larger than the sum of its proper divisors (152605).

424301243 is a wasteful number, since it uses less digits than its factorization.

424301243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152604.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 424301243 is about 20598.5738098539. The cubic root of 424301243 is about 751.4350261450.

Adding to 424301243 its reverse (342103424), we get a palindrome (766404667).

The spelling of 424301243 in words is "four hundred twenty-four million, three hundred one thousand, two hundred forty-three".