42231560 has 32 divisors (see below), whose sum is σ = 108596160. Its totient is φ = 14479296.

The previous prime is 42231559. The next prime is 42231571. The reversal of 42231560 is 6513224.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75134 + ... + 75693.

It is an arithmetic number, because the mean of its divisors is an integer number (3393630).

Almost surely, 2^42231560 is an apocalyptic number.

42231560 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42231560 is an abundant number, since it is smaller than the sum of its proper divisors (66364600).

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

42231560 is a wasteful number, since it uses less digits than its factorization.

42231560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150845 (or 150841 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 42231560 is about 6498.5813836560. The cubic root of 42231560 is about 348.2403105210.

Adding to 42231560 its reverse (6513224), we get a palindrome (48744784).

The spelling of 42231560 in words is "forty-two million, two hundred thirty-one thousand, five hundred sixty".