40334145 has 8 divisors (see below), whose sum is σ = 64534656. Its totient is φ = 21511536.

The previous prime is 40334141. The next prime is 40334153. The reversal of 40334145 is 54143304.

40334145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40334145 - 2² = 40334141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40334141) 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, 1344457 + ... + 1344486.

It is an arithmetic number, because the mean of its divisors is an integer number (8066832).

Almost surely, 2^40334145 is an apocalyptic number.

It is an amenable number.

40334145 is a deficient number, since it is larger than the sum of its proper divisors (24200511).

40334145 is a wasteful number, since it uses less digits than its factorization.

40334145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2688951.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 40334145 is about 6350.9168629419. The cubic root of 40334145 is about 342.9448497095.

Adding to 40334145 its reverse (54143304), we get a palindrome (94477449).

The spelling of 40334145 in words is "forty million, three hundred thirty-four thousand, one hundred forty-five".