457342145 has 16 divisors (see below), whose sum is σ = 596773632. Its totient is φ = 334445760.

The previous prime is 457342129. The next prime is 457342147. The reversal of 457342145 is 541243754.

It is not a de Polignac number, because 457342145 - 2⁴ = 457342129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (457342147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27461 + ... + 40850.

It is an arithmetic number, because the mean of its divisors is an integer number (37298352).

Almost surely, 2^457342145 is an apocalyptic number.

It is an amenable number.

457342145 is a deficient number, since it is larger than the sum of its proper divisors (139431487).

457342145 is a wasteful number, since it uses less digits than its factorization.

457342145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68432.

The product of its digits is 67200, while the sum is 35.

The square root of 457342145 is about 21385.5592632038. The cubic root of 457342145 is about 770.4546395882.

Adding to 457342145 its reverse (541243754), we get a palindrome (998585899).

The spelling of 457342145 in words is "four hundred fifty-seven million, three hundred forty-two thousand, one hundred forty-five".