725533763 has 4 divisors (see below), whose sum is σ = 727217568. Its totient is φ = 723849960.

The previous prime is 725533747. The next prime is 725533771. The reversal of 725533763 is 367335527.

725533763 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 725533763 - 2⁴ = 725533747 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 725533763.

It is not an unprimeable number, because it can be changed into a prime (725533163) 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, 841256 + ... + 842117.

It is an arithmetic number, because the mean of its divisors is an integer number (181804392).

Almost surely, 2^725533763 is an apocalyptic number.

725533763 is a deficient number, since it is larger than the sum of its proper divisors (1683805).

725533763 is a wasteful number, since it uses less digits than its factorization.

725533763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1683804.

The product of its digits is 396900, while the sum is 41.

The square root of 725533763 is about 26935.7339421075. The cubic root of 725533763 is about 898.5712982332.

The spelling of 725533763 in words is "seven hundred twenty-five million, five hundred thirty-three thousand, seven hundred sixty-three".