238408004 has 6 divisors (see below), whose sum is σ = 417214014. Its totient is φ = 119204000.

The previous prime is 238407979. The next prime is 238408019. The reversal of 238408004 is 400804832.

It can be written as a sum of positive squares in only one way, i.e., 203005504 + 35402500 = 14248^2 + 5950^2 .

It is a super-4 number, since 4×238408004⁴ (a number of 35 digits) contains 4444 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29800997 + ... + 29801004.

It is an arithmetic number, because the mean of its divisors is an integer number (69535669).

Almost surely, 2^238408004 is an apocalyptic number.

It is an amenable number.

238408004 is a deficient number, since it is larger than the sum of its proper divisors (178806010).

238408004 is a wasteful number, since it uses less digits than its factorization.

238408004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59602005 (or 59602003 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 238408004 is about 15440.4664437315. The cubic root of 238408004 is about 620.0693678889.

The spelling of 238408004 in words is "two hundred thirty-eight million, four hundred eight thousand, four".