42496499 has 4 divisors (see below), whose sum is σ = 42510000. Its totient is φ = 42483000.

The previous prime is 42496469. The next prime is 42496511. The reversal of 42496499 is 99469424.

It is a happy number.

42496499 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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42496499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42496409) 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, 749 + ... + 9249.

It is an arithmetic number, because the mean of its divisors is an integer number (10627500).

Almost surely, 2^42496499 is an apocalyptic number.

42496499 is a deficient number, since it is larger than the sum of its proper divisors (13501).

42496499 is an equidigital number, since it uses as much as digits as its factorization.

42496499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13500.

The product of its digits is 559872, while the sum is 47.

The square root of 42496499 is about 6518.9338852300. The cubic root of 42496499 is about 348.9670195954.

The spelling of 42496499 in words is "forty-two million, four hundred ninety-six thousand, four hundred ninety-nine".