43425555 has 8 divisors (see below), whose sum is σ = 69480912. Its totient is φ = 23160288.

The previous prime is 43425553. The next prime is 43425559. The reversal of 43425555 is 55552434.

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

It is not a de Polignac number, because 43425555 - 2¹ = 43425553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43425553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1447504 + ... + 1447533.

It is an arithmetic number, because the mean of its divisors is an integer number (8685114).

Almost surely, 2^43425555 is an apocalyptic number.

43425555 is a deficient number, since it is larger than the sum of its proper divisors (26055357).

43425555 is a wasteful number, since it uses less digits than its factorization.

43425555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2895045.

The product of its digits is 60000, while the sum is 33.

The square root of 43425555 is about 6589.8069015715. The cubic root of 43425555 is about 351.4917418288.

Adding to 43425555 its reverse (55552434), we get a palindrome (98977989).

The spelling of 43425555 in words is "forty-three million, four hundred twenty-five thousand, five hundred fifty-five".