42324445 has 4 divisors (see below), whose sum is σ = 50789340. Its totient is φ = 33859552.

The previous prime is 42324431. The next prime is 42324479. The reversal of 42324445 is 54442324.

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 22867524 + 19456921 = 4782^2 + 4411^2 .

It is a cyclic number.

It is not a de Polignac number, because 42324445 - 2⁵ = 42324413 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4232440 + ... + 4232449.

It is an arithmetic number, because the mean of its divisors is an integer number (12697335).

Almost surely, 2^42324445 is an apocalyptic number.

It is an amenable number.

42324445 is a deficient number, since it is larger than the sum of its proper divisors (8464895).

42324445 is an equidigital number, since it uses as much as digits as its factorization.

42324445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8464894.

The product of its digits is 15360, while the sum is 28.

The square root of 42324445 is about 6505.7240181243. The cubic root of 42324445 is about 348.4954326445.

Adding to 42324445 its reverse (54442324), we get a palindrome (96766769).

The spelling of 42324445 in words is "forty-two million, three hundred twenty-four thousand, four hundred forty-five".