238056489 has 60 divisors (see below), whose sum is σ = 396274032. Its totient is φ = 142298640.

The previous prime is 238056473. The next prime is 238056499. The reversal of 238056489 is 984650832.

238056489 is a `hidden beast` number, since 2 + 3 + 8 + 0 + 564 + 89 = 666.

It is not a de Polignac number, because 238056489 - 2⁴ = 238056473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (238056419) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 1048594 + ... + 1048820.

Almost surely, 2^238056489 is an apocalyptic number.

It is an amenable number.

238056489 is a deficient number, since it is larger than the sum of its proper divisors (158217543).

238056489 is a wasteful number, since it uses less digits than its factorization.

238056489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368 (or 348 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 238056489 is about 15429.0793309257. The cubic root of 238056489 is about 619.7644691554.

The spelling of 238056489 in words is "two hundred thirty-eight million, fifty-six thousand, four hundred eighty-nine".