43140334 has 8 divisors (see below), whose sum is σ = 64792728. Its totient is φ = 21542760.

The previous prime is 43140311. The next prime is 43140353. The reversal of 43140334 is 43304134.

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

It is a super-2 number, since 2×43140334² = 3722176835263112, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11677 + ... + 14920.

It is an arithmetic number, because the mean of its divisors is an integer number (8099091).

Almost surely, 2^43140334 is an apocalyptic number.

43140334 is a deficient number, since it is larger than the sum of its proper divisors (21652394).

43140334 is a wasteful number, since it uses less digits than its factorization.

43140334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27410.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 43140334 is about 6568.1301753239. The cubic root of 43140334 is about 350.7205130068.

Adding to 43140334 its reverse (43304134), we get a palindrome (86444468).

The spelling of 43140334 in words is "forty-three million, one hundred forty thousand, three hundred thirty-four".