245835135 has 64 divisors (see below), whose sum is σ = 537922560. Its totient is φ = 103731840.

The previous prime is 245835131. The next prime is 245835143. The reversal of 245835135 is 531538542.

245835135 is a `hidden beast` number, since 24 + 583 + 51 + 3 + 5 = 666.

It is not a de Polignac number, because 245835135 - 2² = 245835131 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 245835135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245835131) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2280 + ... + 22290.

It is an arithmetic number, because the mean of its divisors is an integer number (8405040).

Almost surely, 2^245835135 is an apocalyptic number.

245835135 is an abundant number, since it is smaller than the sum of its proper divisors (292087425).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245835135 is a wasteful number, since it uses less digits than its factorization.

245835135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20045 (or 20039 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 245835135 is about 15679.1305562522. The cubic root of 245835135 is about 626.4426493252.

The spelling of 245835135 in words is "two hundred forty-five million, eight hundred thirty-five thousand, one hundred thirty-five".