457399222 has 48 divisors (see below), whose sum is σ = 823746672. Its totient is φ = 189833280.

The previous prime is 457399219. The next prime is 457399231. The reversal of 457399222 is 222993754.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 430572 + ... + 431632.

It is an arithmetic number, because the mean of its divisors is an integer number (17161389).

Almost surely, 2^457399222 is an apocalyptic number.

457399222 is a deficient number, since it is larger than the sum of its proper divisors (366347450).

457399222 is a wasteful number, since it uses less digits than its factorization.

457399222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213 (or 1206 counting only the distinct ones).

The product of its digits is 272160, while the sum is 43.

The square root of 457399222 is about 21386.8936968415. The cubic root of 457399222 is about 770.4866895612.

The spelling of 457399222 in words is "four hundred fifty-seven million, three hundred ninety-nine thousand, two hundred twenty-two".