725275 has 12 divisors (see below), whose sum is σ = 914872. Its totient is φ = 570240.

The previous prime is 725273. The next prime is 725293. The reversal of 725275 is 572527.

725275 is nontrivially palindromic in base 16.

It is not a de Polignac number, because 725275 - 2¹ = 725273 is a prime.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (725273) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1459 + ... + 1891.

2⁷²⁵²⁷⁵ is an apocalyptic number.

725275 is a deficient number, since it is larger than the sum of its proper divisors (189597).

725275 is a wasteful number, since it uses less digits than its factorization.

725275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510 (or 505 counting only the distinct ones).

The product of its digits is 4900, while the sum is 28.

The square root of 725275 is about 851.6307885463. The cubic root of 725275 is about 89.8464459809.

It can be divided in two parts, 725 and 275, that added together give a cube (1000 = 10³).

The spelling of 725275 in words is "seven hundred twenty-five thousand, two hundred seventy-five".