235775745 has 32 divisors (see below), whose sum is σ = 420128640. Its totient is φ = 125455680.

The previous prime is 235775723. The next prime is 235775773. The reversal of 235775745 is 547577532.

235775745 is a `hidden beast` number, since 2 + 3 + 5 + 77 + 574 + 5 = 666.

It is not a de Polignac number, because 235775745 - 2⁶ = 235775681 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 235775745.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64507 + ... + 68063.

It is an arithmetic number, because the mean of its divisors is an integer number (13129020).

Almost surely, 2^235775745 is an apocalyptic number.

It is an amenable number.

235775745 is a deficient number, since it is larger than the sum of its proper divisors (184352895).

235775745 is a wasteful number, since it uses less digits than its factorization.

235775745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4062 (or 4056 counting only the distinct ones).

The product of its digits is 1029000, while the sum is 45.

The square root of 235775745 is about 15354.9908824460. The cubic root of 235775745 is about 617.7788585719.

The spelling of 235775745 in words is "two hundred thirty-five million, seven hundred seventy-five thousand, seven hundred forty-five".