745250223 has 16 divisors (see below), whose sum is σ = 1002900096. Its totient is φ = 492229920.

The previous prime is 745250221. The next prime is 745250227. The reversal of 745250223 is 322052547.

It is not a de Polignac number, because 745250223 - 2¹ = 745250221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745250221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 323865 + ... + 326157.

It is an arithmetic number, because the mean of its divisors is an integer number (62681256).

Almost surely, 2^745250223 is an apocalyptic number.

745250223 is a deficient number, since it is larger than the sum of its proper divisors (257649873).

745250223 is a wasteful number, since it uses less digits than its factorization.

745250223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3254.

The product of its (nonzero) digits is 16800, while the sum is 30.

The square root of 745250223 is about 27299.2714737958. The cubic root of 745250223 is about 906.6382515394.

It can be divided in two parts, 7452 and 50223, that added together give a palindrome (57675).

The spelling of 745250223 in words is "seven hundred forty-five million, two hundred fifty thousand, two hundred twenty-three".