42411445 has 4 divisors (see below), whose sum is σ = 50893740. Its totient is φ = 33929152.

The previous prime is 42411443. The next prime is 42411461. The reversal of 42411445 is 54411424.

42411445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 31382404 + 11029041 = 5602^2 + 3321^2 .

It is a cyclic number.

It is not a de Polignac number, because 42411445 - 2¹ = 42411443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42411443) 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 3 ways as a sum of consecutive naturals, for example, 4241140 + ... + 4241149.

It is an arithmetic number, because the mean of its divisors is an integer number (12723435).

Almost surely, 2^42411445 is an apocalyptic number.

It is an amenable number.

42411445 is a deficient number, since it is larger than the sum of its proper divisors (8482295).

42411445 is an equidigital number, since it uses as much as digits as its factorization.

42411445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8482294.

The product of its digits is 2560, while the sum is 25.

The square root of 42411445 is about 6512.4070050942. The cubic root of 42411445 is about 348.7340524475.

Adding to 42411445 its reverse (54411424), we get a palindrome (96822869).

The spelling of 42411445 in words is "forty-two million, four hundred eleven thousand, four hundred forty-five".