40371674 has 16 divisors (see below), whose sum is σ = 69883008. Its totient is φ = 17133552.

The previous prime is 40371673. The next prime is 40371689. The reversal of 40371674 is 47617304.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 40371674.

It is not an unprimeable number, because it can be changed into a prime (40371671) 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, 12557 + ... + 15440.

It is an arithmetic number, because the mean of its divisors is an integer number (4367688).

Almost surely, 2^40371674 is an apocalyptic number.

40371674 is a deficient number, since it is larger than the sum of its proper divisors (29511334).

40371674 is a wasteful number, since it uses less digits than its factorization.

40371674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28109.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 40371674 is about 6353.8707887397. The cubic root of 40371674 is about 343.0511813512.

Adding to 40371674 its reverse (47617304), we get a palindrome (87988978).

The spelling of 40371674 in words is "forty million, three hundred seventy-one thousand, six hundred seventy-four".