235669023 has 12 divisors (see below), whose sum is σ = 340559440. Its totient is φ = 157044096.

The previous prime is 235669013. The next prime is 235669043. The reversal of 235669023 is 320966532.

235669023 is a `hidden beast` number, since 2 + 3 + 566 + 90 + 2 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-235669023 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235669013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24390 + ... + 32652.

Almost surely, 2^235669023 is an apocalyptic number.

235669023 is a deficient number, since it is larger than the sum of its proper divisors (104890417).

235669023 is a wasteful number, since it uses less digits than its factorization.

235669023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11438 (or 11435 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 36.

The square root of 235669023 is about 15351.5153323703. The cubic root of 235669023 is about 617.6856336228.

The spelling of 235669023 in words is "two hundred thirty-five million, six hundred sixty-nine thousand, twenty-three".