233622642 has 32 divisors (see below), whose sum is σ = 510603264. Its totient is φ = 70672400.

The previous prime is 233622629. The next prime is 233622659. The reversal of 233622642 is 246226332.

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, 39967 + ... + 45437.

It is an arithmetic number, because the mean of its divisors is an integer number (15956352).

Almost surely, 2^233622642 is an apocalyptic number.

233622642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

233622642 is an abundant number, since it is smaller than the sum of its proper divisors (276980622).

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

233622642 is a wasteful number, since it uses less digits than its factorization.

233622642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6134.

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

The square root of 233622642 is about 15284.7192319650. The cubic root of 233622642 is about 615.8925871774.

Adding to 233622642 its reverse (246226332), we get a palindrome (479848974).

The spelling of 233622642 in words is "two hundred thirty-three million, six hundred twenty-two thousand, six hundred forty-two".