238934894 has 16 divisors (see below), whose sum is σ = 391222656. Its totient is φ = 108540600.

The previous prime is 238934893. The next prime is 238934903. The reversal of 238934894 is 498439832.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (238934893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64439 + ... + 68045.

It is an arithmetic number, because the mean of its divisors is an integer number (24451416).

Almost surely, 2^238934894 is an apocalyptic number.

238934894 is a deficient number, since it is larger than the sum of its proper divisors (152287762).

238934894 is a wasteful number, since it uses less digits than its factorization.

238934894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6631.

The product of its digits is 1492992, while the sum is 50.

The square root of 238934894 is about 15457.5190117949. The cubic root of 238934894 is about 620.5258234328.

The spelling of 238934894 in words is "two hundred thirty-eight million, nine hundred thirty-four thousand, eight hundred ninety-four".