457482421 has 8 divisors (see below), whose sum is σ = 503489664. Its totient is φ = 412211520.

The previous prime is 457482419. The next prime is 457482463. The reversal of 457482421 is 124284754.

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 457482421 - 2¹ = 457482419 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 (457482491) 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, 182781 + ... + 185266.

It is an arithmetic number, because the mean of its divisors is an integer number (62936208).

Almost surely, 2^457482421 is an apocalyptic number.

It is an amenable number.

457482421 is a deficient number, since it is larger than the sum of its proper divisors (46007243).

457482421 is a wasteful number, since it uses less digits than its factorization.

457482421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368171.

The product of its digits is 71680, while the sum is 37.

The square root of 457482421 is about 21388.8387015284. The cubic root of 457482421 is about 770.5334028281.

The spelling of 457482421 in words is "four hundred fifty-seven million, four hundred eighty-two thousand, four hundred twenty-one".