42546899 has 4 divisors (see below), whose sum is σ = 42562920. Its totient is φ = 42530880.

The previous prime is 42546893. The next prime is 42546901. The reversal of 42546899 is 99864524.

42546899 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 42546899 - 2¹⁶ = 42481363 is a prime.

It is a super-2 number, since 2×42546899² = 3620477229032402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42546893) 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 3 ways as a sum of consecutive naturals, for example, 2969 + ... + 9690.

It is an arithmetic number, because the mean of its divisors is an integer number (10640730).

Almost surely, 2^42546899 is an apocalyptic number.

42546899 is a deficient number, since it is larger than the sum of its proper divisors (16021).

42546899 is a wasteful number, since it uses less digits than its factorization.

42546899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16020.

The product of its digits is 622080, while the sum is 47.

The square root of 42546899 is about 6522.7984025263. The cubic root of 42546899 is about 349.1049210680.

The spelling of 42546899 in words is "forty-two million, five hundred forty-six thousand, eight hundred ninety-nine".