466217421 has 12 divisors (see below), whose sum is σ = 656063712. Its totient is φ = 294452424.

The previous prime is 466217419. The next prime is 466217467. The reversal of 466217421 is 124712664.

It is not a de Polignac number, because 466217421 - 2¹ = 466217419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (466217471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 214161 + ... + 216326.

It is an arithmetic number, because the mean of its divisors is an integer number (54671976).

Almost surely, 2^466217421 is an apocalyptic number.

It is an amenable number.

466217421 is a deficient number, since it is larger than the sum of its proper divisors (189846291).

466217421 is a wasteful number, since it uses less digits than its factorization.

466217421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430528 (or 430509 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The square root of 466217421 is about 21592.0684743264. The cubic root of 466217421 is about 775.4066106336.

The spelling of 466217421 in words is "four hundred sixty-six million, two hundred seventeen thousand, four hundred twenty-one".