745064723 has 24 divisors (see below), whose sum is σ = 847436400. Its totient is φ = 653837184.

The previous prime is 745064717. The next prime is 745064743. The reversal of 745064723 is 327460547.

It is not a de Polignac number, because 745064723 - 2¹² = 745060627 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 (745064713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 327233 + ... + 329501.

It is an arithmetic number, because the mean of its divisors is an integer number (35309850).

Almost surely, 2^745064723 is an apocalyptic number.

745064723 is a deficient number, since it is larger than the sum of its proper divisors (102371677).

745064723 is a wasteful number, since it uses less digits than its factorization.

745064723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2391 (or 2378 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 38.

The square root of 745064723 is about 27295.8737357865. The cubic root of 745064723 is about 906.5630216160.

The spelling of 745064723 in words is "seven hundred forty-five million, sixty-four thousand, seven hundred twenty-three".