42810099 has 4 divisors (see below), whose sum is σ = 57080136. Its totient is φ = 28540064.

The previous prime is 42810071. The next prime is 42810113. The reversal of 42810099 is 99001824.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42810099 - 2⁵ = 42810067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42814099) 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, 7135014 + ... + 7135019.

It is an arithmetic number, because the mean of its divisors is an integer number (14270034).

Almost surely, 2^42810099 is an apocalyptic number.

42810099 is a deficient number, since it is larger than the sum of its proper divisors (14270037).

42810099 is a wasteful number, since it uses less digits than its factorization.

42810099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14270036.

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 42810099 is about 6542.9426865899. The cubic root of 42810099 is about 349.8233094558.

The spelling of 42810099 in words is "forty-two million, eight hundred ten thousand, ninety-nine".