43696481 has 4 divisors (see below), whose sum is σ = 45596352. Its totient is φ = 41796612.

The previous prime is 43696459. The next prime is 43696483. The reversal of 43696481 is 18469634.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 43696481 - 2¹⁴ = 43680097 is a prime.

It is a super-2 number, since 2×43696481² = 3818764903566722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43696483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 949901 + ... + 949946.

It is an arithmetic number, because the mean of its divisors is an integer number (11399088).

Almost surely, 2^43696481 is an apocalyptic number.

It is an amenable number.

43696481 is a deficient number, since it is larger than the sum of its proper divisors (1899871).

43696481 is a wasteful number, since it uses less digits than its factorization.

43696481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1899870.

The product of its digits is 124416, while the sum is 41.

The square root of 43696481 is about 6610.3313835238. The cubic root of 43696481 is about 352.2211963063.

The spelling of 43696481 in words is "forty-three million, six hundred ninety-six thousand, four hundred eighty-one".