42436758 has 32 divisors (see below), whose sum is σ = 104461056. Its totient is φ = 11191968.

The previous prime is 42436733. The next prime is 42436759. The reversal of 42436758 is 85763424.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42436759) 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 15 ways as a sum of consecutive naturals, for example, 38316 + ... + 39407.

It is an arithmetic number, because the mean of its divisors is an integer number (3264408).

Almost surely, 2^42436758 is an apocalyptic number.

42436758 is an abundant number, since it is smaller than the sum of its proper divisors (62024298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42436758 is a wasteful number, since it uses less digits than its factorization.

42436758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77748.

The product of its digits is 161280, while the sum is 39.

The square root of 42436758 is about 6514.3501594557. The cubic root of 42436758 is about 348.8034185462.

The spelling of 42436758 in words is "forty-two million, four hundred thirty-six thousand, seven hundred fifty-eight".