4240002431 has 4 divisors (see below), whose sum is σ = 4845717072. Its totient is φ = 3634287792.

The previous prime is 4240002427. The next prime is 4240002497. The reversal of 4240002431 is 1342000424.

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 4240002431 - 2² = 4240002427 is a prime.

It is a super-2 number, since 2×4240002431² = 35955241229771819522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4240002421) 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, 302857310 + ... + 302857323.

It is an arithmetic number, because the mean of its divisors is an integer number (1211429268).

Almost surely, 2^4240002431 is an apocalyptic number.

4240002431 is a deficient number, since it is larger than the sum of its proper divisors (605714641).

4240002431 is an equidigital number, since it uses as much as digits as its factorization.

4240002431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605714640.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 4240002431 is about 65115.3010512890. The cubic root of 4240002431 is about 1618.5347762416.

Adding to 4240002431 its reverse (1342000424), we get a palindrome (5582002855).

The spelling of 4240002431 in words is "four billion, two hundred forty million, two thousand, four hundred thirty-one".