235305906 has 16 divisors (see below), whose sum is σ = 513394848. Its totient is φ = 71304800.

The previous prime is 235305887. The next prime is 235305911. The reversal of 235305906 is 609503532.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1782555 + ... + 1782686.

It is an arithmetic number, because the mean of its divisors is an integer number (32087178).

Almost surely, 2^235305906 is an apocalyptic number.

235305906 is an abundant number, since it is smaller than the sum of its proper divisors (278088942).

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

235305906 is a wasteful number, since it uses less digits than its factorization.

235305906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3565257.

The product of its (nonzero) digits is 24300, while the sum is 33.

The square root of 235305906 is about 15339.6840254289. The cubic root of 235305906 is about 617.3682288066.

The spelling of 235305906 in words is "two hundred thirty-five million, three hundred five thousand, nine hundred six".