43265625 has 56 divisors (see below), whose sum is σ = 78748992. Its totient is φ = 21000000.

The previous prime is 43265609. The next prime is 43265627. The reversal of 43265625 is 52656234.

It is not a de Polignac number, because 43265625 - 2⁴ = 43265609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43265627) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 609340 + ... + 609410.

It is an arithmetic number, because the mean of its divisors is an integer number (1406232).

Almost surely, 2^43265625 is an apocalyptic number.

It is an amenable number.

43265625 is a deficient number, since it is larger than the sum of its proper divisors (35483367).

43265625 is an frugal number, since it uses more digits than its factorization.

43265625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117 (or 92 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 43265625 is about 6577.6610584614. The cubic root of 43265625 is about 351.0597133820.

The spelling of 43265625 in words is "forty-three million, two hundred sixty-five thousand, six hundred twenty-five".