42432441 has 8 divisors (see below), whose sum is σ = 57212640. Its totient is φ = 27970272.

The previous prime is 42432433. The next prime is 42432449. The reversal of 42432441 is 14423424.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (42432433) and next prime (42432449).

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

It is not a de Polignac number, because 42432441 - 2³ = 42432433 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42432449) 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, 79195 + ... + 79728.

It is an arithmetic number, because the mean of its divisors is an integer number (7151580).

Almost surely, 2^42432441 is an apocalyptic number.

It is an amenable number.

42432441 is a deficient number, since it is larger than the sum of its proper divisors (14780199).

42432441 is a wasteful number, since it uses less digits than its factorization.

42432441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159015.

The product of its digits is 3072, while the sum is 24.

The square root of 42432441 is about 6514.0188056222. The cubic root of 42432441 is about 348.7915904716.

Adding to 42432441 its reverse (14423424), we get a palindrome (56855865).

The spelling of 42432441 in words is "forty-two million, four hundred thirty-two thousand, four hundred forty-one".