708040819 has 2 divisors, whose sum is σ = 708040820. Its totient is φ = 708040818.

The previous prime is 708040811. The next prime is 708040831. The reversal of 708040819 is 918040807.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 708040819 - 2³ = 708040811 is a prime.

It is a super-2 number, since 2×708040819² = 1002643602740381522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (708040811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354020409 + 354020410.

It is an arithmetic number, because the mean of its divisors is an integer number (354020410).

Almost surely, 2^708040819 is an apocalyptic number.

708040819 is a deficient number, since it is larger than the sum of its proper divisors (1).

708040819 is an equidigital number, since it uses as much as digits as its factorization.

708040819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 37.

The square root of 708040819 is about 26609.0364162252. The cubic root of 708040819 is about 891.2908168470.

The spelling of 708040819 in words is "seven hundred eight million, forty thousand, eight hundred nineteen".