457835669 has 8 divisors (see below), whose sum is σ = 475496280. Its totient is φ = 440453376.

The previous prime is 457835657. The next prime is 457835689. The reversal of 457835669 is 966538754.

It can be written as a sum of positive squares in 4 ways, for example, as 109453444 + 348382225 = 10462^2 + 18665^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-457835669 is a prime.

It is a super-2 number, since 2×457835669² = 419226999617355122, which contains 22 as substring.

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 457835669.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457835629) 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, 66224 + ... + 72809.

It is an arithmetic number, because the mean of its divisors is an integer number (59437035).

Almost surely, 2^457835669 is an apocalyptic number.

It is an amenable number.

457835669 is a deficient number, since it is larger than the sum of its proper divisors (17660611).

457835669 is a wasteful number, since it uses less digits than its factorization.

457835669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139159.

The product of its digits is 5443200, while the sum is 53.

The square root of 457835669 is about 21397.0948729027. The cubic root of 457835669 is about 770.7316759153.

The spelling of 457835669 in words is "four hundred fifty-seven million, eight hundred thirty-five thousand, six hundred sixty-nine".