42088722 has 32 divisors (see below), whose sum is σ = 91069440. Its totient is φ = 12890880.

The previous prime is 42088703. The next prime is 42088727. The reversal of 42088722 is 22788024.

It is not an unprimeable number, because it can be changed into a prime (42088727) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17679 + ... + 19917.

It is an arithmetic number, because the mean of its divisors is an integer number (2845920).

Almost surely, 2^42088722 is an apocalyptic number.

42088722 is an abundant number, since it is smaller than the sum of its proper divisors (48980718).

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

42088722 is a wasteful number, since it uses less digits than its factorization.

42088722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2498.

The product of its (nonzero) digits is 14336, while the sum is 33.

The square root of 42088722 is about 6487.5821382083. The cubic root of 42088722 is about 347.8472542766.

The spelling of 42088722 in words is "forty-two million, eighty-eight thousand, seven hundred twenty-two".