456266421 has 48 divisors (see below), whose sum is σ = 735134400. Its totient is φ = 270902016.

The previous prime is 456266353. The next prime is 456266443. The reversal of 456266421 is 124662654.

456266421 is a `hidden beast` number, since 4 + 5 + 6 + 2 + 6 + 642 + 1 = 666.

It is not a de Polignac number, because 456266421 - 2¹⁴ = 456250037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456266471) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 447250 + ... + 448268.

It is an arithmetic number, because the mean of its divisors is an integer number (15315300).

Almost surely, 2^456266421 is an apocalyptic number.

It is an amenable number.

456266421 is a deficient number, since it is larger than the sum of its proper divisors (278867979).

456266421 is a wasteful number, since it uses less digits than its factorization.

456266421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1170 (or 1167 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 456266421 is about 21360.3937463709. The cubic root of 456266421 is about 769.8500978783.

The spelling of 456266421 in words is "four hundred fifty-six million, two hundred sixty-six thousand, four hundred twenty-one".