725847763 has 2 divisors, whose sum is σ = 725847764. Its totient is φ = 725847762.

The previous prime is 725847751. The next prime is 725847779. The reversal of 725847763 is 367748527.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (367748527) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 725847763 - 2²¹ = 723750611 is a prime.

It is not a weakly prime, because it can be changed into another prime (725827763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362923881 + 362923882.

It is an arithmetic number, because the mean of its divisors is an integer number (362923882).

Almost surely, 2^725847763 is an apocalyptic number.

725847763 is a deficient number, since it is larger than the sum of its proper divisors (1).

725847763 is an equidigital number, since it uses as much as digits as its factorization.

725847763 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1975680, while the sum is 49.

The square root of 725847763 is about 26941.5620000029. The cubic root of 725847763 is about 898.7009088767.

The spelling of 725847763 in words is "seven hundred twenty-five million, eight hundred forty-seven thousand, seven hundred sixty-three".