808464413 has 2 divisors, whose sum is σ = 808464414. Its totient is φ = 808464412.

The previous prime is 808464409. The next prime is 808464439. The reversal of 808464413 is 314464808.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 764135449 + 44328964 = 27643^2 + 6658^2 .

It is a cyclic number.

It is not a de Polignac number, because 808464413 - 2² = 808464409 is a prime.

It is a super-2 number, since 2×808464413² = 1307229414174869138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (808464443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 404232206 + 404232207.

It is an arithmetic number, because the mean of its divisors is an integer number (404232207).

Almost surely, 2^808464413 is an apocalyptic number.

It is an amenable number.

808464413 is a deficient number, since it is larger than the sum of its proper divisors (1).

808464413 is an equidigital number, since it uses as much as digits as its factorization.

808464413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 73728, while the sum is 38.

The square root of 808464413 is about 28433.5086297840. The cubic root of 808464413 is about 931.5803142277.

The spelling of 808464413 in words is "eight hundred eight million, four hundred sixty-four thousand, four hundred thirteen".