457940422 has 8 divisors (see below), whose sum is σ = 694629000. Its totient is φ = 226397424.

The previous prime is 457940393. The next prime is 457940423. The reversal of 457940422 is 224049754.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457940423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1286172 + ... + 1286527.

It is an arithmetic number, because the mean of its divisors is an integer number (86828625).

Almost surely, 2^457940422 is an apocalyptic number.

457940422 is a deficient number, since it is larger than the sum of its proper divisors (236688578).

457940422 is a wasteful number, since it uses less digits than its factorization.

457940422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2572790.

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 457940422 is about 21399.5425652045. The cubic root of 457940422 is about 770.7904526803.

The spelling of 457940422 in words is "four hundred fifty-seven million, nine hundred forty thousand, four hundred twenty-two".