43402246 has 4 divisors (see below), whose sum is σ = 65103372. Its totient is φ = 21701122.

The previous prime is 43402237. The next prime is 43402253. The reversal of 43402246 is 64220434.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 43402246.

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, 10850560 + ... + 10850563.

It is an arithmetic number, because the mean of its divisors is an integer number (16275843).

Almost surely, 2^43402246 is an apocalyptic number.

43402246 is a deficient number, since it is larger than the sum of its proper divisors (21701126).

43402246 is a wasteful number, since it uses less digits than its factorization.

43402246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21701125.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 43402246 is about 6588.0380994648. The cubic root of 43402246 is about 351.4288419432.

The spelling of 43402246 in words is "forty-three million, four hundred two thousand, two hundred forty-six".