233604642 has 16 divisors (see below), whose sum is σ = 467419680. Its totient is φ = 77833152.

The previous prime is 233604611. The next prime is 233604649. The reversal of 233604642 is 246406332.

It is a happy number.

233604642 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×233604642³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (233604649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8193 + ... + 23115.

It is an arithmetic number, because the mean of its divisors is an integer number (29213730).

Almost surely, 2^233604642 is an apocalyptic number.

233604642 is an abundant number, since it is smaller than the sum of its proper divisors (233815038).

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

233604642 is a wasteful number, since it uses less digits than its factorization.

233604642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17537.

The product of its (nonzero) digits is 20736, while the sum is 30.

The square root of 233604642 is about 15284.1303972454. The cubic root of 233604642 is about 615.8767691453.

The spelling of 233604642 in words is "two hundred thirty-three million, six hundred four thousand, six hundred forty-two".