235356642 has 24 divisors (see below), whose sum is σ = 516397440. Its totient is φ = 77458680.

The previous prime is 235356637. The next prime is 235356643. The reversal of 235356642 is 246653532.

235356642 is a `hidden beast` number, since 2 + 3 + 5 + 3 + 5 + 6 + 642 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 235356597 and 235356606.

It is not an unprimeable number, because it can be changed into a prime (235356643) 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, 81334 + ... + 84177.

It is an arithmetic number, because the mean of its divisors is an integer number (21516560).

Almost surely, 2^235356642 is an apocalyptic number.

235356642 is an abundant number, since it is smaller than the sum of its proper divisors (281040798).

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

235356642 is a wasteful number, since it uses less digits than its factorization.

235356642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165598 (or 165595 counting only the distinct ones).

The product of its digits is 129600, while the sum is 36.

The square root of 235356642 is about 15341.3376861342. The cubic root of 235356642 is about 617.4125973536.

The spelling of 235356642 in words is "two hundred thirty-five million, three hundred fifty-six thousand, six hundred forty-two".