405552467 has 4 divisors (see below), whose sum is σ = 406493856. Its totient is φ = 404611080.

The previous prime is 405552463. The next prime is 405552481. The reversal of 405552467 is 764255504.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 405552467 - 2² = 405552463 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 405552467.

It is not an unprimeable number, because it can be changed into a prime (405552463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 470048 + ... + 470909.

It is an arithmetic number, because the mean of its divisors is an integer number (101623464).

Almost surely, 2^405552467 is an apocalyptic number.

405552467 is a deficient number, since it is larger than the sum of its proper divisors (941389).

405552467 is an equidigital number, since it uses as much as digits as its factorization.

405552467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941388.

The product of its (nonzero) digits is 168000, while the sum is 38.

The square root of 405552467 is about 20138.3332726420. Note that the first 3 decimals coincide. The cubic root of 405552467 is about 740.1998893902.

The spelling of 405552467 in words is "four hundred five million, five hundred fifty-two thousand, four hundred sixty-seven".