43238146 has 8 divisors (see below), whose sum is σ = 74122560. Its totient is φ = 18530628.

The previous prime is 43238131. The next prime is 43238147. The reversal of 43238146 is 64183234.

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

It is not an unprimeable number, because it can be changed into a prime (43238147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1544206 + ... + 1544233.

It is an arithmetic number, because the mean of its divisors is an integer number (9265320).

Almost surely, 2^43238146 is an apocalyptic number.

43238146 is a deficient number, since it is larger than the sum of its proper divisors (30884414).

43238146 is a wasteful number, since it uses less digits than its factorization.

43238146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3088448.

The product of its digits is 13824, while the sum is 31.

The square root of 43238146 is about 6575.5719142900. The cubic root of 43238146 is about 350.9853755916.

The spelling of 43238146 in words is "forty-three million, two hundred thirty-eight thousand, one hundred forty-six".