457939406 has 16 divisors (see below), whose sum is σ = 747997200. Its totient is φ = 209438208.

The previous prime is 457939403. The next prime is 457939429. The reversal of 457939406 is 604939754.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457939403) 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 7 ways as a sum of consecutive naturals, for example, 206675 + ... + 208878.

It is an arithmetic number, because the mean of its divisors is an integer number (46749825).

Almost surely, 2^457939406 is an apocalyptic number.

457939406 is a deficient number, since it is larger than the sum of its proper divisors (290057794).

457939406 is a wasteful number, since it uses less digits than its factorization.

457939406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415603.

The product of its (nonzero) digits is 816480, while the sum is 47.

The square root of 457939406 is about 21399.5188263662. The cubic root of 457939406 is about 770.7898826471.

The spelling of 457939406 in words is "four hundred fifty-seven million, nine hundred thirty-nine thousand, four hundred six".