238465641 has 8 divisors (see below), whose sum is σ = 322432704. Its totient is φ = 156737840.

The previous prime is 238465631. The next prime is 238465649. The reversal of 238465641 is 146564832.

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

It is a cyclic number.

It is not a de Polignac number, because 238465641 - 2¹¹ = 238463593 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 238465641.

It is not an unprimeable number, because it can be changed into a prime (238465649) 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, 559566 + ... + 559991.

It is an arithmetic number, because the mean of its divisors is an integer number (40304088).

Almost surely, 2^238465641 is an apocalyptic number.

It is an amenable number.

238465641 is a deficient number, since it is larger than the sum of its proper divisors (83967063).

238465641 is a wasteful number, since it uses less digits than its factorization.

238465641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119631.

The product of its digits is 138240, while the sum is 39.

The square root of 238465641 is about 15442.3327577151. The cubic root of 238465641 is about 620.1193327362.

The spelling of 238465641 in words is "two hundred thirty-eight million, four hundred sixty-five thousand, six hundred forty-one".