235765213 has 4 divisors (see below), whose sum is σ = 237621760. Its totient is φ = 233908668.

The previous prime is 235765177. The next prime is 235765217. The reversal of 235765213 is 312567532.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 235765213 - 2⁹ = 235764701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235765217) 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, 928083 + ... + 928336.

It is an arithmetic number, because the mean of its divisors is an integer number (59405440).

Almost surely, 2^235765213 is an apocalyptic number.

It is an amenable number.

235765213 is a deficient number, since it is larger than the sum of its proper divisors (1856547).

235765213 is a wasteful number, since it uses less digits than its factorization.

235765213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1856546.

The product of its digits is 37800, while the sum is 34.

The square root of 235765213 is about 15354.6479282333. The cubic root of 235765213 is about 617.7696597973.

The spelling of 235765213 in words is "two hundred thirty-five million, seven hundred sixty-five thousand, two hundred thirteen".