45854447 has 4 divisors (see below), whose sum is σ = 46275240. Its totient is φ = 45433656.

The previous prime is 45854443. The next prime is 45854449. The reversal of 45854447 is 74445854.

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

It is a cyclic number.

It is not a de Polignac number, because 45854447 - 2² = 45854443 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45854443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210233 + ... + 210450.

It is an arithmetic number, because the mean of its divisors is an integer number (11568810).

Almost surely, 2^45854447 is an apocalyptic number.

45854447 is a deficient number, since it is larger than the sum of its proper divisors (420793).

45854447 is a wasteful number, since it uses less digits than its factorization.

45854447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420792.

The product of its digits is 358400, while the sum is 41.

The square root of 45854447 is about 6771.5911719477. The cubic root of 45854447 is about 357.9264723167.

The spelling of 45854447 in words is "forty-five million, eight hundred fifty-four thousand, four hundred forty-seven".