745474223 has 8 divisors (see below), whose sum is σ = 803805408. Its totient is φ = 687284064.

The previous prime is 745474207. The next prime is 745474231. The reversal of 745474223 is 322474547.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 745474223 - 2⁴ = 745474207 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 (745474283) 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, 24140 + ... + 45537.

It is an arithmetic number, because the mean of its divisors is an integer number (100475676).

Almost surely, 2^745474223 is an apocalyptic number.

745474223 is a deficient number, since it is larger than the sum of its proper divisors (58331185).

745474223 is a wasteful number, since it uses less digits than its factorization.

745474223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70513.

The product of its digits is 188160, while the sum is 38.

The square root of 745474223 is about 27303.3738391430. The cubic root of 745474223 is about 906.7290785835.

The spelling of 745474223 in words is "seven hundred forty-five million, four hundred seventy-four thousand, two hundred twenty-three".