40623374 has 32 divisors (see below), whose sum is σ = 70489440. Its totient is φ = 17382400.

The previous prime is 40623371. The next prime is 40623383. The reversal of 40623374 is 47332604.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40623371) 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, 25382 + ... + 26934.

It is an arithmetic number, because the mean of its divisors is an integer number (2202795).

Almost surely, 2^40623374 is an apocalyptic number.

40623374 is a deficient number, since it is larger than the sum of its proper divisors (29866066).

40623374 is a wasteful number, since it uses less digits than its factorization.

40623374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1636.

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 40623374 is about 6373.6468367803. The cubic root of 40623374 is about 343.7626303238.

Adding to 40623374 its reverse (47332604), we get a palindrome (87955978).

The spelling of 40623374 in words is "forty million, six hundred twenty-three thousand, three hundred seventy-four".