772903 has 2 divisors, whose sum is σ = 772904. Its totient is φ = 772902.

The previous prime is 772867. The next prime is 772907. The reversal of 772903 is 309277.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (309277) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 772903 - 2⁹ = 772391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (772907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 386451 + 386452.

It is an arithmetic number, because the mean of its divisors is an integer number (386452).

2⁷⁷²⁹⁰³ is an apocalyptic number.

772903 is a deficient number, since it is larger than the sum of its proper divisors (1).

772903 is an equidigital number, since it uses as much as digits as its factorization.

772903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2646, while the sum is 28.

The square root of 772903 is about 879.1490203600. The cubic root of 772903 is about 91.7716058080.

The spelling of 772903 in words is "seven hundred seventy-two thousand, nine hundred three".