45442315 has 8 divisors (see below), whose sum is σ = 54569088. Its totient is φ = 36328320.

The previous prime is 45442291. The next prime is 45442321. The reversal of 45442315 is 51324454.

45442315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 45442315 - 2⁵ = 45442283 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8595 + ... + 12835.

It is an arithmetic number, because the mean of its divisors is an integer number (6821136).

Almost surely, 2^45442315 is an apocalyptic number.

45442315 is a deficient number, since it is larger than the sum of its proper divisors (9126773).

45442315 is a wasteful number, since it uses less digits than its factorization.

45442315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6389.

The product of its digits is 9600, while the sum is 28.

The square root of 45442315 is about 6741.0915288253. The cubic root of 45442315 is about 356.8509160507.

Adding to 45442315 its reverse (51324454), we get a palindrome (96766769).

It can be divided in two parts, 4544 and 2315, that added together give a cube (6859 = 19³).

The spelling of 45442315 in words is "forty-five million, four hundred forty-two thousand, three hundred fifteen".