45423223 has 8 divisors (see below), whose sum is σ = 46316480. Its totient is φ = 44534880.

The previous prime is 45423221. The next prime is 45423227. The reversal of 45423223 is 32232454.

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

It is not a de Polignac number, because 45423223 - 2¹ = 45423221 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 (45423221) 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, 21373 + ... + 23401.

It is an arithmetic number, because the mean of its divisors is an integer number (5789560).

Almost surely, 2^45423223 is an apocalyptic number.

45423223 is a deficient number, since it is larger than the sum of its proper divisors (893257).

45423223 is a wasteful number, since it uses less digits than its factorization.

45423223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2457.

The product of its digits is 5760, while the sum is 25.

The square root of 45423223 is about 6739.6752889141. The cubic root of 45423223 is about 356.8009336203.

Adding to 45423223 its reverse (32232454), we get a palindrome (77655677).

The spelling of 45423223 in words is "forty-five million, four hundred twenty-three thousand, two hundred twenty-three".