45404223 has 8 divisors (see below), whose sum is σ = 61305600. Its totient is φ = 29886168.

The previous prime is 45404221. The next prime is 45404239. The reversal of 45404223 is 32240454.

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

It is not a de Polignac number, because 45404223 - 2¹ = 45404221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45404193 and 45404202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45404221) 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, 95553 + ... + 96026.

It is an arithmetic number, because the mean of its divisors is an integer number (7663200).

Almost surely, 2^45404223 is an apocalyptic number.

45404223 is a deficient number, since it is larger than the sum of its proper divisors (15901377).

45404223 is a wasteful number, since it uses less digits than its factorization.

45404223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191661.

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 45404223 is about 6738.2655780253. The cubic root of 45404223 is about 356.7511781374.

Adding to 45404223 its reverse (32240454), we get a palindrome (77644677).

The spelling of 45404223 in words is "forty-five million, four hundred four thousand, two hundred twenty-three".