40334330 has 16 divisors (see below), whose sum is σ = 72687240. Its totient is φ = 16114752.

The previous prime is 40334309. The next prime is 40334339. The reversal of 40334330 is 3343304.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8196769 + 32137561 = 2863^2 + 5669^2 .

It is not an unprimeable number, because it can be changed into a prime (40334339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9272 + ... + 12908.

Almost surely, 2^40334330 is an apocalyptic number.

40334330 is a deficient number, since it is larger than the sum of its proper divisors (32352910).

40334330 is a wasteful number, since it uses less digits than its factorization.

40334330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4753.

The product of its (nonzero) digits is 1296, while the sum is 20.

The square root of 40334330 is about 6350.9314277514. The cubic root of 40334330 is about 342.9453740353.

Adding to 40334330 its reverse (3343304), we get a palindrome (43677634).

It can be divided in two parts, 40334 and 330, that multiplied together give a triangular number (13310220 = T₅₁₅₉).

The spelling of 40334330 in words is "forty million, three hundred thirty-four thousand, three hundred thirty".