42432573 has 8 divisors (see below), whose sum is σ = 56634336. Its totient is φ = 28259600.

The previous prime is 42432557. The next prime is 42432589. The reversal of 42432573 is 37523424.

It is an interprime number because it is at equal distance from previous prime (42432557) and next prime (42432589).

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 42432573 - 2⁴ = 42432557 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42432573.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42432503) 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, 3483 + ... + 9848.

It is an arithmetic number, because the mean of its divisors is an integer number (7079292).

Almost surely, 2^42432573 is an apocalyptic number.

It is an amenable number.

42432573 is a deficient number, since it is larger than the sum of its proper divisors (14201763).

42432573 is a wasteful number, since it uses less digits than its factorization.

42432573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14395.

The product of its digits is 20160, while the sum is 30.

The square root of 42432573 is about 6514.0289376084. The cubic root of 42432573 is about 348.7919521480.

Adding to 42432573 its reverse (37523424), we get a palindrome (79955997).

The spelling of 42432573 in words is "forty-two million, four hundred thirty-two thousand, five hundred seventy-three".