42436803 has 4 divisors (see below), whose sum is σ = 56582408. Its totient is φ = 28291200.

The previous prime is 42436789. The next prime is 42436837. The reversal of 42436803 is 30863424.

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

It is not a de Polignac number, because 42436803 - 2⁴ = 42436787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42436843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7072798 + ... + 7072803.

It is an arithmetic number, because the mean of its divisors is an integer number (14145602).

Almost surely, 2^42436803 is an apocalyptic number.

42436803 is a deficient number, since it is larger than the sum of its proper divisors (14145605).

42436803 is a wasteful number, since it uses less digits than its factorization.

42436803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14145604.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 42436803 is about 6514.3536133679. The cubic root of 42436803 is about 348.8035418367.

The spelling of 42436803 in words is "forty-two million, four hundred thirty-six thousand, eight hundred three".