43402094 has 4 divisors (see below), whose sum is σ = 65103144. Its totient is φ = 21701046.

The previous prime is 43402091. The next prime is 43402097. The reversal of 43402094 is 49020434.

43402094 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49020434 = 2 ⋅24510217.

It is an interprime number because it is at equal distance from previous prime (43402091) and next prime (43402097).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43402091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10850522 + ... + 10850525.

It is an arithmetic number, because the mean of its divisors is an integer number (16275786).

Almost surely, 2^43402094 is an apocalyptic number.

43402094 is a deficient number, since it is larger than the sum of its proper divisors (21701050).

43402094 is a wasteful number, since it uses less digits than its factorization.

43402094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21701049.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 43402094 is about 6588.0265633951. The cubic root of 43402094 is about 351.4284316937.

The spelling of 43402094 in words is "forty-three million, four hundred two thousand, ninety-four".