43126625 has 16 divisors (see below), whose sum is σ = 55682640. Its totient is φ = 33308800.

The previous prime is 43126621. The next prime is 43126661. The reversal of 43126625 is 52662134.

It can be written as a sum of positive squares in 8 ways, for example, as 2383936 + 40742689 = 1544^2 + 6383^2 .

It is not a de Polignac number, because 43126625 - 2² = 43126621 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (43126621) 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 15 ways as a sum of consecutive naturals, for example, 2324 + ... + 9573.

It is an arithmetic number, because the mean of its divisors is an integer number (3480165).

Almost surely, 2^43126625 is an apocalyptic number.

It is an amenable number.

43126625 is a deficient number, since it is larger than the sum of its proper divisors (12556015).

43126625 is a wasteful number, since it uses less digits than its factorization.

43126625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11941 (or 11931 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 43126625 is about 6567.0864925018. The cubic root of 43126625 is about 350.6833587829.

Adding to 43126625 its reverse (52662134), we get a palindrome (95788759).

The spelling of 43126625 in words is "forty-three million, one hundred twenty-six thousand, six hundred twenty-five".