235113540 has 48 divisors (see below), whose sum is σ = 676116672. Its totient is φ = 61001856.

The previous prime is 235113539. The next prime is 235113569. The reversal of 235113540 is 45311532.

It is a self number, because there is not a number n which added to its sum of digits gives 235113540.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50734 + ... + 55173.

It is an arithmetic number, because the mean of its divisors is an integer number (14085764).

Almost surely, 2^235113540 is an apocalyptic number.

235113540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

235113540 is an abundant number, since it is smaller than the sum of its proper divisors (441003132).

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

235113540 is a wasteful number, since it uses less digits than its factorization.

235113540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105956 (or 105954 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 235113540 is about 15333.4125360273. The cubic root of 235113540 is about 617.1999471057.

The spelling of 235113540 in words is "two hundred thirty-five million, one hundred thirteen thousand, five hundred forty".