42032734 has 8 divisors (see below), whose sum is σ = 63320400. Its totient is φ = 20925936.

The previous prime is 42032713. The next prime is 42032759. The reversal of 42032734 is 43723024.

42032734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 42032699 and 42032708.

It is a congruent number.

It is an unprimeable number.

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, 44634 + ... + 45565.

It is an arithmetic number, because the mean of its divisors is an integer number (7915050).

Almost surely, 2^42032734 is an apocalyptic number.

42032734 is a deficient number, since it is larger than the sum of its proper divisors (21287666).

42032734 is a wasteful number, since it uses less digits than its factorization.

42032734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90434.

The product of its (nonzero) digits is 4032, while the sum is 25.

The square root of 42032734 is about 6483.2656894500. The cubic root of 42032734 is about 347.6929460034.

Adding to 42032734 its reverse (43723024), we get a palindrome (85755758).

The spelling of 42032734 in words is "forty-two million, thirty-two thousand, seven hundred thirty-four".