43897082 has 8 divisors (see below), whose sum is σ = 65954196. Its totient is φ = 21912352.

The previous prime is 43897081. The next prime is 43897141. The reversal of 43897082 is 28079834.

It can be written as a sum of positive squares in 2 ways, for example, as 34093921 + 9803161 = 5839^2 + 3131^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×43897082² = 3853907616229448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43897081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16553 + ... + 19020.

Almost surely, 2^43897082 is an apocalyptic number.

43897082 is a deficient number, since it is larger than the sum of its proper divisors (22057114).

43897082 is a wasteful number, since it uses less digits than its factorization.

43897082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36192.

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 43897082 is about 6625.4873028329. The cubic root of 43897082 is about 352.7593638012.

The spelling of 43897082 in words is "forty-three million, eight hundred ninety-seven thousand, eighty-two".