42816430 has 8 divisors (see below), whose sum is σ = 77069592. Its totient is φ = 17126568.

The previous prime is 42816419. The next prime is 42816439. The reversal of 42816430 is 3461824.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42816439) 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, 2140812 + ... + 2140831.

It is an arithmetic number, because the mean of its divisors is an integer number (9633699).

Almost surely, 2^42816430 is an apocalyptic number.

42816430 is a deficient number, since it is larger than the sum of its proper divisors (34253162).

42816430 is a wasteful number, since it uses less digits than its factorization.

42816430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4281650.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 42816430 is about 6543.4264724225. The cubic root of 42816430 is about 349.8405532234.

The spelling of 42816430 in words is "forty-two million, eight hundred sixteen thousand, four hundred thirty".