42311208 has 32 divisors (see below), whose sum is σ = 106020000. Its totient is φ = 14071488.

The previous prime is 42311207. The next prime is 42311231. The reversal of 42311208 is 80211324.

It is not an unprimeable number, because it can be changed into a prime (42311207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10210 + ... + 13742.

It is an arithmetic number, because the mean of its divisors is an integer number (3313125).

Almost surely, 2^42311208 is an apocalyptic number.

It is an amenable number.

42311208 is an abundant number, since it is smaller than the sum of its proper divisors (63708792).

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

42311208 is a wasteful number, since it uses less digits than its factorization.

42311208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4041 (or 4037 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 42311208 is about 6504.7066036832. The cubic root of 42311208 is about 348.4590981256.

The spelling of 42311208 in words is "forty-two million, three hundred eleven thousand, two hundred eight".