457100112 has 40 divisors (see below), whose sum is σ = 1349534656. Its totient is φ = 130599936.

The previous prime is 457100101. The next prime is 457100113. The reversal of 457100112 is 211001754.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457100113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 679873 + ... + 680544.

Almost surely, 2^457100112 is an apocalyptic number.

457100112 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

457100112 is an abundant number, since it is smaller than the sum of its proper divisors (892434544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

457100112 is a wasteful number, since it uses less digits than its factorization.

457100112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360435 (or 1360429 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 21.

The square root of 457100112 is about 21379.8997191287. The cubic root of 457100112 is about 770.3187031748.

Adding to 457100112 its reverse (211001754), we get a palindrome (668101866).

The spelling of 457100112 in words is "four hundred fifty-seven million, one hundred thousand, one hundred twelve".