42735234 has 16 divisors (see below), whose sum is σ = 86919840. Its totient is φ = 14003520.

The previous prime is 42735191. The next prime is 42735257. The reversal of 42735234 is 43253724.

It is a super-3 number, since 3×42735234³ (a number of 24 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60007 + ... + 60714.

It is an arithmetic number, because the mean of its divisors is an integer number (5432490).

Almost surely, 2^42735234 is an apocalyptic number.

42735234 is an abundant number, since it is smaller than the sum of its proper divisors (44184606).

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

42735234 is a wasteful number, since it uses less digits than its factorization.

42735234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120785.

The product of its digits is 20160, while the sum is 30.

The square root of 42735234 is about 6537.2191335460. The cubic root of 42735234 is about 349.6192703466.

Adding to 42735234 its reverse (43253724), we get a palindrome (85988958).

The spelling of 42735234 in words is "forty-two million, seven hundred thirty-five thousand, two hundred thirty-four".