457233421 has 8 divisors (see below), whose sum is σ = 465560640. Its totient is φ = 448925568.

The previous prime is 457233407. The next prime is 457233467. The reversal of 457233421 is 124332754.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 457233421 - 2¹¹ = 457231373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457233481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47965 + ... + 56701.

It is an arithmetic number, because the mean of its divisors is an integer number (58195080).

Almost surely, 2^457233421 is an apocalyptic number.

It is an amenable number.

457233421 is a deficient number, since it is larger than the sum of its proper divisors (8327219).

457233421 is an equidigital number, since it uses as much as digits as its factorization.

457233421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9683.

The product of its digits is 20160, while the sum is 31.

The square root of 457233421 is about 21383.0171163940. The cubic root of 457233421 is about 770.3935813266.

The spelling of 457233421 in words is "four hundred fifty-seven million, two hundred thirty-three thousand, four hundred twenty-one".