2405466 has 48 divisors (see below), whose sum is σ = 6312384. Its totient is φ = 646272.

The previous prime is 2405461. The next prime is 2405497. The reversal of 2405466 is 6645042.

It is a happy number.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2405461) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1581 + ... + 2703.

It is an arithmetic number, because the mean of its divisors is an integer number (131508).

2^2405466 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2405466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3156192).

2405466 is an abundant number, since it is smaller than the sum of its proper divisors (3906918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2405466 is a wasteful number, since it uses less digits than its factorization.

2405466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1155 (or 1152 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 2405466 is about 1550.9564790799. The cubic root of 2405466 is about 133.9881551868.

The spelling of 2405466 in words is "two million, four hundred five thousand, four hundred sixty-six".