45229773 has 4 divisors (see below), whose sum is σ = 60306368. Its totient is φ = 30153180.

The previous prime is 45229759. The next prime is 45229777. The reversal of 45229773 is 37792254.

45229773 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 45229773 - 2¹⁰ = 45228749 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 (45229777) 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, 7538293 + ... + 7538298.

It is an arithmetic number, because the mean of its divisors is an integer number (15076592).

Almost surely, 2^45229773 is an apocalyptic number.

It is an amenable number.

45229773 is a deficient number, since it is larger than the sum of its proper divisors (15076595).

45229773 is a wasteful number, since it uses less digits than its factorization.

45229773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15076594.

The product of its digits is 105840, while the sum is 39.

The square root of 45229773 is about 6725.3083944158. The cubic root of 45229773 is about 356.2936941175.

The spelling of 45229773 in words is "forty-five million, two hundred twenty-nine thousand, seven hundred seventy-three".