43140026 has 8 divisors (see below), whose sum is σ = 65621664. Its totient is φ = 21266140.

The previous prime is 43140011. The next prime is 43140037. The reversal of 43140026 is 62004134.

It is a happy number.

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

It is a super-2 number, since 2×43140026² = 3722123686561352, which contains 22 as substring.

It is a Curzon 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, 151760 + ... + 152043.

It is an arithmetic number, because the mean of its divisors is an integer number (8202708).

Almost surely, 2^43140026 is an apocalyptic number.

43140026 is a deficient number, since it is larger than the sum of its proper divisors (22481638).

43140026 is a wasteful number, since it uses less digits than its factorization.

43140026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303876.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 43140026 is about 6568.1067287309. The cubic root of 43140026 is about 350.7196783496.

The spelling of 43140026 in words is "forty-three million, one hundred forty thousand, twenty-six".