235680402 has 32 divisors (see below), whose sum is σ = 492733440. Its totient is φ = 75010320.

The previous prime is 235680353. The next prime is 235680421. The reversal of 235680402 is 204086532.

It is a self number, because there is not a number n which added to its sum of digits gives 235680402.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 100827 + ... + 103137.

It is an arithmetic number, because the mean of its divisors is an integer number (15397920).

Almost surely, 2^235680402 is an apocalyptic number.

235680402 is an abundant number, since it is smaller than the sum of its proper divisors (257053038).

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

235680402 is a wasteful number, since it uses less digits than its factorization.

235680402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3078.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 235680402 is about 15351.8859427759. The cubic root of 235680402 is about 617.6955748695.

The spelling of 235680402 in words is "two hundred thirty-five million, six hundred eighty thousand, four hundred two".