457843454 has 4 divisors (see below), whose sum is σ = 686765184. Its totient is φ = 228921726.

The previous prime is 457843453. The next prime is 457843459. The reversal of 457843454 is 454348754.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457843453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114460862 + ... + 114460865.

It is an arithmetic number, because the mean of its divisors is an integer number (171691296).

Almost surely, 2^457843454 is an apocalyptic number.

457843454 is a deficient number, since it is larger than the sum of its proper divisors (228921730).

457843454 is a wasteful number, since it uses less digits than its factorization.

457843454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228921729.

The product of its digits is 1075200, while the sum is 44.

The square root of 457843454 is about 21397.2767893487. The cubic root of 457843454 is about 770.7360443766.

The spelling of 457843454 in words is "four hundred fifty-seven million, eight hundred forty-three thousand, four hundred fifty-four".