42899043 has 32 divisors (see below), whose sum is σ = 64353024. Its totient is φ = 25200000.

The previous prime is 42899011. The next prime is 42899053. The reversal of 42899043 is 34099824.

42899043 is nontrivially palindromic in base 14.

42899043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42899043 - 2⁵ = 42899011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42898992 and 42899010.

It is not an unprimeable number, because it can be changed into a prime (42899053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 203208 + ... + 203418.

It is an arithmetic number, because the mean of its divisors is an integer number (2011032).

Almost surely, 2^42899043 is an apocalyptic number.

42899043 is a deficient number, since it is larger than the sum of its proper divisors (21453981).

42899043 is a wasteful number, since it uses less digits than its factorization.

42899043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387.

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 42899043 is about 6549.7361015540. The cubic root of 42899043 is about 350.0654109040.

The spelling of 42899043 in words is "forty-two million, eight hundred ninety-nine thousand, forty-three".