45323223 has 8 divisors (see below), whose sum is σ = 65924736. Its totient is φ = 27468600.

The previous prime is 45323219. The next prime is 45323251. The reversal of 45323223 is 32232354.

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

It is not a de Polignac number, because 45323223 - 2² = 45323219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45323193 and 45323202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45323203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 686683 + ... + 686748.

It is an arithmetic number, because the mean of its divisors is an integer number (8240592).

Almost surely, 2^45323223 is an apocalyptic number.

45323223 is a deficient number, since it is larger than the sum of its proper divisors (20601513).

45323223 is a wasteful number, since it uses less digits than its factorization.

45323223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1373445.

The product of its digits is 4320, while the sum is 24.

The square root of 45323223 is about 6732.2524462471. The cubic root of 45323223 is about 356.5389067941.

Adding to 45323223 its reverse (32232354), we get a palindrome (77555577).

The spelling of 45323223 in words is "forty-five million, three hundred twenty-three thousand, two hundred twenty-three".