4202442431 has 8 divisors (see below), whose sum is σ = 4586166864. Its totient is φ = 3818998720.

The previous prime is 4202442427. The next prime is 4202442437. The reversal of 4202442431 is 1342442024.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4202442431 - 2² = 4202442427 is a prime.

It is a super-2 number, since 2×4202442431² = 35321044771738379522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4202442431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4202442437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38240 + ... + 99333.

It is an arithmetic number, because the mean of its divisors is an integer number (573270858).

Almost surely, 2^4202442431 is an apocalyptic number.

4202442431 is a deficient number, since it is larger than the sum of its proper divisors (383724433).

4202442431 is a wasteful number, since it uses less digits than its factorization.

4202442431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140361.

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 4202442431 is about 64826.2480095833. The cubic root of 4202442431 is about 1613.7413384460.

Adding to 4202442431 its reverse (1342442024), we get a palindrome (5544884455).

The spelling of 4202442431 in words is "four billion, two hundred two million, four hundred forty-two thousand, four hundred thirty-one".