42064234 has 24 divisors (see below), whose sum is σ = 66271392. Its totient is φ = 20009640.

The previous prime is 42064223. The next prime is 42064247. The reversal of 42064234 is 43246024.

It is a junction number, because it is equal to n+sod(n) for n = 42064199 and 42064208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 506757 + ... + 506839.

It is an arithmetic number, because the mean of its divisors is an integer number (2761308).

Almost surely, 2^42064234 is an apocalyptic number.

42064234 is a deficient number, since it is larger than the sum of its proper divisors (24207158).

42064234 is an equidigital number, since it uses as much as digits as its factorization.

42064234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282 (or 199 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 42064234 is about 6485.6945657347. The cubic root of 42064234 is about 347.7797798584.

The spelling of 42064234 in words is "forty-two million, sixty-four thousand, two hundred thirty-four".