40427182 has 16 divisors (see below), whose sum is σ = 61585920. Its totient is φ = 19900672.

The previous prime is 40427171. The next prime is 40427183. The reversal of 40427182 is 28172404.

It is a super-2 number, since 2×40427182² = 3268714088922248, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40427182.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40427183) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67878 + ... + 68470.

It is an arithmetic number, because the mean of its divisors is an integer number (3849120).

Almost surely, 2^40427182 is an apocalyptic number.

40427182 is a deficient number, since it is larger than the sum of its proper divisors (21158738).

40427182 is a wasteful number, since it uses less digits than its factorization.

40427182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067.

The product of its (nonzero) digits is 3584, while the sum is 28.

The square root of 40427182 is about 6358.2373343561. The cubic root of 40427182 is about 343.2083324971.

Adding to 40427182 its reverse (28172404), we get a palindrome (68599586).

The spelling of 40427182 in words is "forty million, four hundred twenty-seven thousand, one hundred eighty-two".