466402221 has 12 divisors (see below), whose sum is σ = 677458080. Its totient is φ = 309196680.

The previous prime is 466402219. The next prime is 466402241. The reversal of 466402221 is 122204664.

It is not a de Polignac number, because 466402221 - 2¹ = 466402219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (466402201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 143145 + ... + 146366.

It is an arithmetic number, because the mean of its divisors is an integer number (56454840).

Almost surely, 2^466402221 is an apocalyptic number.

It is an amenable number.

466402221 is a deficient number, since it is larger than the sum of its proper divisors (211055859).

466402221 is a wasteful number, since it uses less digits than its factorization.

466402221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289696 (or 289693 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 466402221 is about 21596.3473995025. The cubic root of 466402221 is about 775.5090494001.

Adding to 466402221 its reverse (122204664), we get a palindrome (588606885).

The spelling of 466402221 in words is "four hundred sixty-six million, four hundred two thousand, two hundred twenty-one".