238633894 has 8 divisors (see below), whose sum is σ = 358176528. Its totient is φ = 119241720.

The previous prime is 238633883. The next prime is 238633909. The reversal of 238633894 is 498336832.

238633894 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×238633894² = 113892270731206472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33562 + ... + 40045.

It is an arithmetic number, because the mean of its divisors is an integer number (44772066).

Almost surely, 2^238633894 is an apocalyptic number.

238633894 is a deficient number, since it is larger than the sum of its proper divisors (119542634).

238633894 is a wasteful number, since it uses less digits than its factorization.

238633894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75230.

The product of its digits is 746496, while the sum is 46.

The square root of 238633894 is about 15447.7795815450. The cubic root of 238633894 is about 620.2651432723.

The spelling of 238633894 in words is "two hundred thirty-eight million, six hundred thirty-three thousand, eight hundred ninety-four".