43426046 has 4 divisors (see below), whose sum is σ = 65139072. Its totient is φ = 21713022.

The previous prime is 43425997. The next prime is 43426081. The reversal of 43426046 is 64062434.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64062434 = 2 ⋅32031217.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10856510 + ... + 10856513.

It is an arithmetic number, because the mean of its divisors is an integer number (16284768).

Almost surely, 2^43426046 is an apocalyptic number.

43426046 is a deficient number, since it is larger than the sum of its proper divisors (21713026).

43426046 is a wasteful number, since it uses less digits than its factorization.

43426046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21713025.

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 43426046 is about 6589.8441559721. The cubic root of 43426046 is about 351.4930665617.

The spelling of 43426046 in words is "forty-three million, four hundred twenty-six thousand, forty-six".