725877503 has 8 divisors (see below), whose sum is σ = 790498800. Its totient is φ = 662511168.

The previous prime is 725877499. The next prime is 725877521. The reversal of 725877503 is 305778527.

725877503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 725877503 - 2² = 725877499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725877533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312533 + ... + 314846.

It is an arithmetic number, because the mean of its divisors is an integer number (98812350).

Almost surely, 2^725877503 is an apocalyptic number.

725877503 is a deficient number, since it is larger than the sum of its proper divisors (64621297).

725877503 is a wasteful number, since it uses less digits than its factorization.

725877503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627481.

The product of its (nonzero) digits is 411600, while the sum is 44.

The square root of 725877503 is about 26942.1139296827. The cubic root of 725877503 is about 898.7131828004.

The spelling of 725877503 in words is "seven hundred twenty-five million, eight hundred seventy-seven thousand, five hundred three".