431424245 has 16 divisors (see below), whose sum is σ = 593360640. Its totient is φ = 294987264.

The previous prime is 431424223. The next prime is 431424247. The reversal of 431424245 is 542424134.

It is a cyclic number.

It is not a de Polignac number, because 431424245 - 2²⁸ = 162988789 is a prime.

It is a super-2 number, since 2×431424245² = 372253758347640050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431424247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5105 + ... + 29814.

It is an arithmetic number, because the mean of its divisors is an integer number (37085040).

Almost surely, 2^431424245 is an apocalyptic number.

It is an amenable number.

431424245 is a deficient number, since it is larger than the sum of its proper divisors (161936395).

431424245 is a wasteful number, since it uses less digits than its factorization.

431424245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35284.

The product of its digits is 15360, while the sum is 29.

The square root of 431424245 is about 20770.7545601983. The cubic root of 431424245 is about 755.6166445905.

Adding to 431424245 its reverse (542424134), we get a palindrome (973848379).

The spelling of 431424245 in words is "four hundred thirty-one million, four hundred twenty-four thousand, two hundred forty-five".