238133404 has 12 divisors (see below), whose sum is σ = 417245584. Its totient is φ = 118920384.

The previous prime is 238133393. The next prime is 238133407. The reversal of 238133404 is 404331832.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (238133407) 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, 32877 + ... + 39460.

Almost surely, 2^238133404 is an apocalyptic number.

It is an amenable number.

238133404 is a deficient number, since it is larger than the sum of its proper divisors (179112180).

238133404 is a wasteful number, since it uses less digits than its factorization.

238133404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73164 (or 73162 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 238133404 is about 15431.5716633141. The cubic root of 238133404 is about 619.8312096888.

The spelling of 238133404 in words is "two hundred thirty-eight million, one hundred thirty-three thousand, four hundred four".