233402226 has 16 divisors (see below), whose sum is σ = 474457728. Its totient is φ = 76525200.

The previous prime is 233402209. The next prime is 233402227. The reversal of 233402226 is 622204332.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 233402196 and 233402205.

It is not an unprimeable number, because it can be changed into a prime (233402227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 318490 + ... + 319221.

It is an arithmetic number, because the mean of its divisors is an integer number (29653608).

Almost surely, 2^233402226 is an apocalyptic number.

233402226 is an abundant number, since it is smaller than the sum of its proper divisors (241055502).

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

233402226 is a wasteful number, since it uses less digits than its factorization.

233402226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637777.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 233402226 is about 15277.5071919473. The cubic root of 233402226 is about 615.6988341310.

Adding to 233402226 its reverse (622204332), we get a palindrome (855606558).

The spelling of 233402226 in words is "two hundred thirty-three million, four hundred two thousand, two hundred twenty-six".