457442134 has 4 divisors (see below), whose sum is σ = 686163204. Its totient is φ = 228721066.

The previous prime is 457442093. The next prime is 457442159. The reversal of 457442134 is 431244754.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 457442134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114360532 + ... + 114360535.

It is an arithmetic number, because the mean of its divisors is an integer number (171540801).

Almost surely, 2^457442134 is an apocalyptic number.

457442134 is a deficient number, since it is larger than the sum of its proper divisors (228721070).

457442134 is a wasteful number, since it uses less digits than its factorization.

457442134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228721069.

The product of its digits is 53760, while the sum is 34.

The square root of 457442134 is about 21387.8969045580. The cubic root of 457442134 is about 770.5107838238.

Adding to 457442134 its reverse (431244754), we get a palindrome (888686888).

The spelling of 457442134 in words is "four hundred fifty-seven million, four hundred forty-two thousand, one hundred thirty-four".