42734306 has 16 divisors (see below), whose sum is σ = 69653760. Its totient is φ = 19589040.

The previous prime is 42734291. The next prime is 42734309. The reversal of 42734306 is 60343724.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42734309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16961 + ... + 19316.

It is an arithmetic number, because the mean of its divisors is an integer number (4353360).

Almost surely, 2^42734306 is an apocalyptic number.

42734306 is a deficient number, since it is larger than the sum of its proper divisors (26919454).

42734306 is a wasteful number, since it uses less digits than its factorization.

42734306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36329.

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 42734306 is about 6537.1481549679. The cubic root of 42734306 is about 349.6167396555.

The spelling of 42734306 in words is "forty-two million, seven hundred thirty-four thousand, three hundred six".