40134330 has 24 divisors (see below), whose sum is σ = 104349492. Its totient is φ = 10702464.

The previous prime is 40134319. The next prime is 40134371. The reversal of 40134330 is 3343104.

40134330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 38303721 + 1830609 = 6189^2 + 1353^2 .

It is a super-2 number, since 2×40134330² = 3221528889097800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 222879 + ... + 223058.

Almost surely, 2^40134330 is an apocalyptic number.

40134330 is an abundant number, since it is smaller than the sum of its proper divisors (64215162).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40134330 is a wasteful number, since it uses less digits than its factorization.

40134330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445950 (or 445947 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 40134330 is about 6335.1661383108. The cubic root of 40134330 is about 342.3775966960.

Adding to 40134330 its reverse (3343104), we get a palindrome (43477434).

The spelling of 40134330 in words is "forty million, one hundred thirty-four thousand, three hundred thirty".