45046223 has 4 divisors (see below), whose sum is σ = 45248448. Its totient is φ = 44844000.

The previous prime is 45046219. The next prime is 45046247. The reversal of 45046223 is 32264054.

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 45046223 - 2² = 45046219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45046192 and 45046201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45046423) 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, 100778 + ... + 101223.

It is an arithmetic number, because the mean of its divisors is an integer number (11312112).

Almost surely, 2^45046223 is an apocalyptic number.

45046223 is a deficient number, since it is larger than the sum of its proper divisors (202225).

45046223 is a wasteful number, since it uses less digits than its factorization.

45046223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202224.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 45046223 is about 6711.6483072342. The cubic root of 45046223 is about 355.8110741664.

The spelling of 45046223 in words is "forty-five million, forty-six thousand, two hundred twenty-three".