238089946 has 4 divisors (see below), whose sum is σ = 357134922. Its totient is φ = 119044972.

The previous prime is 238089923. The next prime is 238089949. The reversal of 238089946 is 649980832.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 135978921 + 102111025 = 11661^2 + 10105^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 238089946.

It is not an unprimeable number, because it can be changed into a prime (238089949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59522485 + ... + 59522488.

Almost surely, 2^238089946 is an apocalyptic number.

238089946 is a deficient number, since it is larger than the sum of its proper divisors (119044976).

238089946 is a wasteful number, since it uses less digits than its factorization.

238089946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119044975.

The product of its (nonzero) digits is 746496, while the sum is 49.

The square root of 238089946 is about 15430.1635117714. The cubic root of 238089946 is about 619.7935021643.

The spelling of 238089946 in words is "two hundred thirty-eight million, eighty-nine thousand, nine hundred forty-six".