238149446 has 4 divisors (see below), whose sum is σ = 357224172. Its totient is φ = 119074722.

The previous prime is 238149419. The next prime is 238149449. The reversal of 238149446 is 644941832.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (238149449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59537360 + ... + 59537363.

It is an arithmetic number, because the mean of its divisors is an integer number (89306043).

Almost surely, 2^238149446 is an apocalyptic number.

238149446 is a deficient number, since it is larger than the sum of its proper divisors (119074726).

238149446 is a wasteful number, since it uses less digits than its factorization.

238149446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119074725.

The product of its digits is 165888, while the sum is 41.

The square root of 238149446 is about 15432.0914331143. The cubic root of 238149446 is about 619.8451278103.

The spelling of 238149446 in words is "two hundred thirty-eight million, one hundred forty-nine thousand, four hundred forty-six".