745495 has 4 divisors (see below), whose sum is σ = 894600. Its totient is φ = 596392.

The previous prime is 745477. The next prime is 745517. The reversal of 745495 is 594547.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 594547 = 241 ⋅2467.

It is a cyclic number.

It is not a de Polignac number, because 745495 - 2¹¹ = 743447 is a prime.

It is a plaindrome in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 745495.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74545 + ... + 74554.

It is an arithmetic number, because the mean of its divisors is an integer number (223650).

2⁷⁴⁵⁴⁹⁵ is an apocalyptic number.

745495 is a deficient number, since it is larger than the sum of its proper divisors (149105).

745495 is a wasteful number, since it uses less digits than its factorization.

745495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149104.

The product of its digits is 25200, while the sum is 34.

The square root of 745495 is about 863.4205232678. The cubic root of 745495 is about 90.6737502275.

The spelling of 745495 in words is "seven hundred forty-five thousand, four hundred ninety-five".