42435430 has 8 divisors (see below), whose sum is σ = 76383792. Its totient is φ = 16974168.

The previous prime is 42435401. The next prime is 42435431. The reversal of 42435430 is 3453424.

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

It is a junction number, because it is equal to n+sod(n) for n = 42435395 and 42435404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42435431) 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, 2121762 + ... + 2121781.

It is an arithmetic number, because the mean of its divisors is an integer number (9547974).

Almost surely, 2^42435430 is an apocalyptic number.

42435430 is a deficient number, since it is larger than the sum of its proper divisors (33948362).

42435430 is a wasteful number, since it uses less digits than its factorization.

42435430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4243550.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 42435430 is about 6514.2482298420. The cubic root of 42435430 is about 348.7997800671.

Adding to 42435430 its reverse (3453424), we get a palindrome (45888854).

The spelling of 42435430 in words is "forty-two million, four hundred thirty-five thousand, four hundred thirty".