457246666 has 32 divisors (see below), whose sum is σ = 744246720. Its totient is φ = 209952000.

The previous prime is 457246663. The next prime is 457246687. The reversal of 457246666 is 666642754.

It is not an unprimeable number, because it can be changed into a prime (457246661) 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 15 ways as a sum of consecutive naturals, for example, 563401 + ... + 564211.

It is an arithmetic number, because the mean of its divisors is an integer number (23257710).

Almost surely, 2^457246666 is an apocalyptic number.

457246666 is a deficient number, since it is larger than the sum of its proper divisors (287000054).

457246666 is a wasteful number, since it uses less digits than its factorization.

457246666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1270.

The product of its digits is 1451520, while the sum is 46.

The square root of 457246666 is about 21383.3268225503. The cubic root of 457246666 is about 770.4010200978.

The spelling of 457246666 in words is "four hundred fifty-seven million, two hundred forty-six thousand, six hundred sixty-six".