245424347 has 4 divisors (see below), whose sum is σ = 280484976. Its totient is φ = 210363720.

The previous prime is 245424341. The next prime is 245424371. The reversal of 245424347 is 743424542.

245424347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 245424347 - 2²⁴ = 228647131 is a prime.

It is a super-2 number, since 2×245424347² = 120466220200752818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (245424341) 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, 17530304 + ... + 17530317.

It is an arithmetic number, because the mean of its divisors is an integer number (70121244).

Almost surely, 2^245424347 is an apocalyptic number.

245424347 is a deficient number, since it is larger than the sum of its proper divisors (35060629).

245424347 is an equidigital number, since it uses as much as digits as its factorization.

245424347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35060628.

The product of its digits is 107520, while the sum is 35.

The square root of 245424347 is about 15666.0252457348. The cubic root of 245424347 is about 626.0935283706.

Adding to 245424347 its reverse (743424542), we get a palindrome (988848889).

The spelling of 245424347 in words is "two hundred forty-five million, four hundred twenty-four thousand, three hundred forty-seven".