456200421 has 8 divisors (see below), whose sum is σ = 629242080. Its totient is φ = 293646192.

The previous prime is 456200411. The next prime is 456200477. The reversal of 456200421 is 124002654.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 456200421 - 2⁷ = 456200293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 456200391 and 456200400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456200401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2621755 + ... + 2621928.

It is an arithmetic number, because the mean of its divisors is an integer number (78655260).

Almost surely, 2^456200421 is an apocalyptic number.

It is an amenable number.

456200421 is a deficient number, since it is larger than the sum of its proper divisors (173041659).

456200421 is a wasteful number, since it uses less digits than its factorization.

456200421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5243715.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 456200421 is about 21358.8487751564. The cubic root of 456200421 is about 769.8129758854.

The spelling of 456200421 in words is "four hundred fifty-six million, two hundred thousand, four hundred twenty-one".