457152593 has 4 divisors (see below), whose sum is σ = 484043940. Its totient is φ = 430261248.

The previous prime is 457152589. The next prime is 457152601. The reversal of 457152593 is 395251754.

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

It can be written as a sum of positive squares in 2 ways, for example, as 416486464 + 40666129 = 20408^2 + 6377^2 .

It is a cyclic number.

It is not a de Polignac number, because 457152593 - 2² = 457152589 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 457152593.

It is not an unprimeable number, because it can be changed into a prime (457152523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13445648 + ... + 13445681.

It is an arithmetic number, because the mean of its divisors is an integer number (121010985).

Almost surely, 2^457152593 is an apocalyptic number.

It is an amenable number.

457152593 is a deficient number, since it is larger than the sum of its proper divisors (26891347).

457152593 is a wasteful number, since it uses less digits than its factorization.

457152593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26891346.

The product of its digits is 189000, while the sum is 41.

The square root of 457152593 is about 21381.1270282930. The cubic root of 457152593 is about 770.3481828939.

The spelling of 457152593 in words is "four hundred fifty-seven million, one hundred fifty-two thousand, five hundred ninety-three".