235440642 has 8 divisors (see below), whose sum is σ = 470881296. Its totient is φ = 78480212.

The previous prime is 235440641. The next prime is 235440643. The reversal of 235440642 is 246044532.

It is an interprime number because it is at equal distance from previous prime (235440641) and next prime (235440643).

It is a sphenic number, since it is the product of 3 distinct primes.

235440642 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (235440641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19620048 + ... + 19620059.

It is an arithmetic number, because the mean of its divisors is an integer number (58860162).

Almost surely, 2^235440642 is an apocalyptic number.

235440642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

235440642 is a wasteful number, since it uses less digits than its factorization.

235440642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39240112.

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 235440642 is about 15344.0751431945. The cubic root of 235440642 is about 617.4860411975.

The spelling of 235440642 in words is "two hundred thirty-five million, four hundred forty thousand, six hundred forty-two".