408855467 has 2 divisors, whose sum is σ = 408855468. Its totient is φ = 408855466.

The previous prime is 408855451. The next prime is 408855529. The reversal of 408855467 is 764558804.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 408855467 - 2⁴ = 408855451 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (408855067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 204427733 + 204427734.

It is an arithmetic number, because the mean of its divisors is an integer number (204427734).

Almost surely, 2^408855467 is an apocalyptic number.

408855467 is a deficient number, since it is larger than the sum of its proper divisors (1).

408855467 is an equidigital number, since it uses as much as digits as its factorization.

408855467 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1075200, while the sum is 47.

The square root of 408855467 is about 20220.1747519649. The cubic root of 408855467 is about 742.2039644114.

The spelling of 408855467 in words is "four hundred eight million, eight hundred fifty-five thousand, four hundred sixty-seven".