40144334 has 16 divisors (see below), whose sum is σ = 62128176. Its totient is φ = 19440000.

The previous prime is 40144333. The next prime is 40144337. The reversal of 40144334 is 43344104.

40144334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40144334² = 3223135104607112, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40144331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16709 + ... + 18959.

It is an arithmetic number, because the mean of its divisors is an integer number (3883011).

Almost surely, 2^40144334 is an apocalyptic number.

40144334 is a deficient number, since it is larger than the sum of its proper divisors (21983842).

40144334 is a wasteful number, since it uses less digits than its factorization.

40144334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2531.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 40144334 is about 6335.9556500973. The cubic root of 40144334 is about 342.4060416783.

Adding to 40144334 its reverse (43344104), we get a palindrome (83488438).

The spelling of 40144334 in words is "forty million, one hundred forty-four thousand, three hundred thirty-four".