42436234 has 8 divisors (see below), whose sum is σ = 67004640. Its totient is φ = 20101356.

The previous prime is 42436223. The next prime is 42436249. The reversal of 42436234 is 43263424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×42436234² = 3601667912205512, which contains 22 as substring.

It is an unprimeable number.

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, 558334 + ... + 558409.

It is an arithmetic number, because the mean of its divisors is an integer number (8375580).

Almost surely, 2^42436234 is an apocalyptic number.

42436234 is a deficient number, since it is larger than the sum of its proper divisors (24568406).

42436234 is a wasteful number, since it uses less digits than its factorization.

42436234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116764.

The product of its digits is 13824, while the sum is 28.

The square root of 42436234 is about 6514.3099404311. The cubic root of 42436234 is about 348.8019828903.

Adding to 42436234 its reverse (43263424), we get a palindrome (85699658).

The spelling of 42436234 in words is "forty-two million, four hundred thirty-six thousand, two hundred thirty-four".