235161442 has 16 divisors (see below), whose sum is σ = 393150240. Its totient is φ = 104839488.

The previous prime is 235161427. The next prime is 235161449. The reversal of 235161442 is 244161532.

It is a self number, because there is not a number n which added to its sum of digits gives 235161442.

It is not an unprimeable number, because it can be changed into a prime (235161449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181368 + ... + 182659.

It is an arithmetic number, because the mean of its divisors is an integer number (24571890).

Almost surely, 2^235161442 is an apocalyptic number.

235161442 is a deficient number, since it is larger than the sum of its proper divisors (157988798).

235161442 is a wasteful number, since it uses less digits than its factorization.

235161442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364065.

The product of its digits is 5760, while the sum is 28.

The square root of 235161442 is about 15334.9744701450. The cubic root of 235161442 is about 617.2418603365.

The spelling of 235161442 in words is "two hundred thirty-five million, one hundred sixty-one thousand, four hundred forty-two".