43142156 has 12 divisors (see below), whose sum is σ = 76562640. Its totient is φ = 21267120.

The previous prime is 43142123. The next prime is 43142167. The reversal of 43142156 is 65124134.

It is a super-2 number, since 2×43142156² = 3722491248656672, which contains 22 as substring.

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, 75671 + ... + 76238.

It is an arithmetic number, because the mean of its divisors is an integer number (6380220).

Almost surely, 2^43142156 is an apocalyptic number.

It is an amenable number.

43142156 is a deficient number, since it is larger than the sum of its proper divisors (33420484).

43142156 is a wasteful number, since it uses less digits than its factorization.

43142156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151984 (or 151982 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 43142156 is about 6568.2688739119. The cubic root of 43142156 is about 350.7254504109.

The spelling of 43142156 in words is "forty-three million, one hundred forty-two thousand, one hundred fifty-six".