45772723 has 4 divisors (see below), whose sum is σ = 45804528. Its totient is φ = 45740920.

The previous prime is 45772717. The next prime is 45772733. The reversal of 45772723 is 32727754.

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 45772723 - 2¹³ = 45764531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45772733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13636 + ... + 16657.

It is an arithmetic number, because the mean of its divisors is an integer number (11451132).

Almost surely, 2^45772723 is an apocalyptic number.

45772723 is a deficient number, since it is larger than the sum of its proper divisors (31805).

45772723 is a wasteful number, since it uses less digits than its factorization.

45772723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31804.

The product of its digits is 82320, while the sum is 37.

The square root of 45772723 is about 6765.5541532087. The cubic root of 45772723 is about 357.7137079446.

The spelling of 45772723 in words is "forty-five million, seven hundred seventy-two thousand, seven hundred twenty-three".