457740812 has 12 divisors (see below), whose sum is σ = 801204096. Its totient is φ = 228825360.

The previous prime is 457740809. The next prime is 457740817. The reversal of 457740812 is 218047754.

It is not an unprimeable number, because it can be changed into a prime (457740817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23573 + ... + 38355.

It is an arithmetic number, because the mean of its divisors is an integer number (66767008).

Almost surely, 2^457740812 is an apocalyptic number.

It is an amenable number.

457740812 is a deficient number, since it is larger than the sum of its proper divisors (343463284).

457740812 is a wasteful number, since it uses less digits than its factorization.

457740812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22528 (or 22526 counting only the distinct ones).

The product of its (nonzero) digits is 62720, while the sum is 38.

The square root of 457740812 is about 21394.8781721233. The cubic root of 457740812 is about 770.6784440470.

The spelling of 457740812 in words is "four hundred fifty-seven million, seven hundred forty thousand, eight hundred twelve".