4466405 has 4 divisors (see below), whose sum is σ = 5359692. Its totient is φ = 3573120.

The previous prime is 4466401. The next prime is 4466411. The reversal of 4466405 is 5046644.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3511876 + 954529 = 1874^2 + 977^2 .

It is not a de Polignac number, because 4466405 - 2² = 4466401 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4466401) 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, 446636 + ... + 446645.

It is an arithmetic number, because the mean of its divisors is an integer number (1339923).

Almost surely, 2^4466405 is an apocalyptic number.

It is an amenable number.

4466405 is a deficient number, since it is larger than the sum of its proper divisors (893287).

4466405 is an equidigital number, since it uses as much as digits as its factorization.

4466405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893286.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 4466405 is about 2113.3870918504. The cubic root of 4466405 is about 164.6844904315.

The spelling of 4466405 in words is "four million, four hundred sixty-six thousand, four hundred five".