42732308 has 12 divisors (see below), whose sum is σ = 74874240. Its totient is φ = 21339672.

The previous prime is 42732307. The next prime is 42732329. The reversal of 42732308 is 80323724.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42732307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2738 + ... + 9641.

It is an arithmetic number, because the mean of its divisors is an integer number (6239520).

Almost surely, 2^42732308 is an apocalyptic number.

It is an amenable number.

42732308 is a deficient number, since it is larger than the sum of its proper divisors (32141932).

42732308 is a wasteful number, since it uses less digits than its factorization.

42732308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13246 (or 13244 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 42732308 is about 6536.9953342495. The cubic root of 42732308 is about 349.6112909095.

The spelling of 42732308 in words is "forty-two million, seven hundred thirty-two thousand, three hundred eight".