43864396 has 6 divisors (see below), whose sum is σ = 76762700. Its totient is φ = 21932196.

The previous prime is 43864393. The next prime is 43864397. The reversal of 43864396 is 69346834.

It is not an unprimeable number, because it can be changed into a prime (43864391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5483046 + ... + 5483053.

Almost surely, 2^43864396 is an apocalyptic number.

It is an amenable number.

43864396 is a deficient number, since it is larger than the sum of its proper divisors (32898304).

43864396 is a wasteful number, since it uses less digits than its factorization.

43864396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10966103 (or 10966101 counting only the distinct ones).

The product of its digits is 373248, while the sum is 43.

The square root of 43864396 is about 6623.0201569979. The cubic root of 43864396 is about 352.6717865632.

The spelling of 43864396 in words is "forty-three million, eight hundred sixty-four thousand, three hundred ninety-six".