535657023 has 32 divisors (see below), whose sum is σ = 868903680. Its totient is φ = 323442720.

The previous prime is 535657021. The next prime is 535657037. The reversal of 535657023 is 320756535.

535657023 is a `hidden beast` number, since 5 + 3 + 565 + 70 + 23 = 666.

It is not a de Polignac number, because 535657023 - 2¹ = 535657021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (535657021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80865 + ... + 87237.

It is an arithmetic number, because the mean of its divisors is an integer number (27153240).

Almost surely, 2^535657023 is an apocalyptic number.

535657023 is a deficient number, since it is larger than the sum of its proper divisors (333246657).

535657023 is a wasteful number, since it uses less digits than its factorization.

535657023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6676 (or 6670 counting only the distinct ones).

The product of its (nonzero) digits is 94500, while the sum is 36.

The square root of 535657023 is about 23144.2654452458. The cubic root of 535657023 is about 812.1363222271.

The spelling of 535657023 in words is "five hundred thirty-five million, six hundred fifty-seven thousand, twenty-three".