40134544 has 10 divisors (see below), whose sum is σ = 77760710. Its totient is φ = 20067264.

The previous prime is 40134539. The next prime is 40134551. The reversal of 40134544 is 44543104.

It can be written as a sum of positive squares in only one way, i.e., 32626944 + 7507600 = 5712^2 + 2740^2 .

It is a super-2 number, since 2×40134544² = 3221563244175872, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1254189 + ... + 1254220.

It is an arithmetic number, because the mean of its divisors is an integer number (7776071).

Almost surely, 2^40134544 is an apocalyptic number.

It is an amenable number.

40134544 is a deficient number, since it is larger than the sum of its proper divisors (37626166).

40134544 is a wasteful number, since it uses less digits than its factorization.

40134544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2508417 (or 2508411 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 40134544 is about 6335.1830281374. The cubic root of 40134544 is about 342.3782052247.

Adding to 40134544 its reverse (44543104), we get a palindrome (84677648).

The spelling of 40134544 in words is "forty million, one hundred thirty-four thousand, five hundred forty-four".