745373 has 4 divisors (see below), whose sum is σ = 761280. Its totient is φ = 729468.

The previous prime is 745369. The next prime is 745379. The reversal of 745373 is 373547.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 373547 = 97 ⋅3851.

It is a cyclic number.

It is not a de Polignac number, because 745373 - 2² = 745369 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7883 + ... + 7976.

It is an arithmetic number, because the mean of its divisors is an integer number (190320).

2⁷⁴⁵³⁷³ is an apocalyptic number.

It is an amenable number.

745373 is a deficient number, since it is larger than the sum of its proper divisors (15907).

745373 is a wasteful number, since it uses less digits than its factorization.

745373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15906.

The product of its digits is 8820, while the sum is 29.

The square root of 745373 is about 863.3498711415. The cubic root of 745373 is about 90.6688037150.

It can be divided in two parts, 745 and 373, that multiplied together give a triangular number (277885 = T₇₄₅).

The spelling of 745373 in words is "seven hundred forty-five thousand, three hundred seventy-three".