797624407 has 2 divisors, whose sum is σ = 797624408. Its totient is φ = 797624406.

The previous prime is 797624341. The next prime is 797624447. The reversal of 797624407 is 704426797.

It is a strong prime.

It is an emirp because it is prime and its reverse (704426797) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 797624407 - 2⁷ = 797624279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (797624447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398812203 + 398812204.

It is an arithmetic number, because the mean of its divisors is an integer number (398812204).

Almost surely, 2^797624407 is an apocalyptic number.

797624407 is a deficient number, since it is larger than the sum of its proper divisors (1).

797624407 is an equidigital number, since it uses as much as digits as its factorization.

797624407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 592704, while the sum is 46.

The square root of 797624407 is about 28242.2450771889. The cubic root of 797624407 is about 927.3979785247.

The spelling of 797624407 in words is "seven hundred ninety-seven million, six hundred twenty-four thousand, four hundred seven".