42434201 has 4 divisors (see below), whose sum is σ = 44667600. Its totient is φ = 40200804.

The previous prime is 42434173. The next prime is 42434209. The reversal of 42434201 is 10243424.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42434201 - 2⁶ = 42434137 is a prime.

It is a super-2 number, since 2×42434201² = 3601322829016802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42434209) 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, 1116671 + ... + 1116708.

It is an arithmetic number, because the mean of its divisors is an integer number (11166900).

Almost surely, 2^42434201 is an apocalyptic number.

It is an amenable number.

42434201 is a deficient number, since it is larger than the sum of its proper divisors (2233399).

42434201 is a wasteful number, since it uses less digits than its factorization.

42434201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2233398.

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

The square root of 42434201 is about 6514.1538974759. The cubic root of 42434201 is about 348.7964127624.

Adding to 42434201 its reverse (10243424), we get a palindrome (52677625).

The spelling of 42434201 in words is "forty-two million, four hundred thirty-four thousand, two hundred one".