40182042 has 32 divisors (see below), whose sum is σ = 82566144. Its totient is φ = 13032000.

The previous prime is 40181993. The next prime is 40182053. The reversal of 40182042 is 24028104.

It is a super-3 number, since 3×40182042³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36423 + ... + 37509.

It is an arithmetic number, because the mean of its divisors is an integer number (2580192).

Almost surely, 2^40182042 is an apocalyptic number.

40182042 is an abundant number, since it is smaller than the sum of its proper divisors (42384102).

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

40182042 is a wasteful number, since it uses less digits than its factorization.

40182042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254.

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 40182042 is about 6338.9306669185. The cubic root of 40182042 is about 342.5132166743.

The spelling of 40182042 in words is "forty million, one hundred eighty-two thousand, forty-two".