457028011 has 6 divisors (see below), whose sum is σ = 502353236. Its totient is φ = 415479900.

The previous prime is 457027997. The next prime is 457028057. The reversal of 457028011 is 110820754.

It is not a de Polignac number, because 457028011 - 2⁵ = 457027979 is a prime.

It is a super-2 number, since 2×457028011² = 417749205677232242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (457028111) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1888425 + ... + 1888666.

Almost surely, 2^457028011 is an apocalyptic number.

457028011 is a deficient number, since it is larger than the sum of its proper divisors (45325225).

457028011 is a wasteful number, since it uses less digits than its factorization.

457028011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3777113 (or 3777102 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 28.

The square root of 457028011 is about 21378.2134660500. The cubic root of 457028011 is about 770.2781987952.

Adding to 457028011 its reverse (110820754), we get a palindrome (567848765).

The spelling of 457028011 in words is "four hundred fifty-seven million, twenty-eight thousand, eleven".