43457425 has 24 divisors (see below), whose sum is σ = 60388992. Its totient is φ = 30744000.

The previous prime is 43457413. The next prime is 43457429. The reversal of 43457425 is 52475434.

43457425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43457425 - 2¹³ = 43449233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43457429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8040 + ... + 12310.

It is an arithmetic number, because the mean of its divisors is an integer number (2516208).

Almost surely, 2^43457425 is an apocalyptic number.

It is an amenable number.

43457425 is a deficient number, since it is larger than the sum of its proper divisors (16931567).

43457425 is a wasteful number, since it uses less digits than its factorization.

43457425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4329 (or 4324 counting only the distinct ones).

The product of its digits is 67200, while the sum is 34.

The square root of 43457425 is about 6592.2245865868. The cubic root of 43457425 is about 351.5777073586.

Subtracting 43457425 from its reverse (52475434), we obtain a square (9018009 = 3003²).

The spelling of 43457425 in words is "forty-three million, four hundred fifty-seven thousand, four hundred twenty-five".