238249142 has 8 divisors (see below), whose sum is σ = 367032576. Its totient is φ = 115904952.

The previous prime is 238249129. The next prime is 238249153. The reversal of 238249142 is 241942832.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1609718 + ... + 1609865.

It is an arithmetic number, because the mean of its divisors is an integer number (45879072).

Almost surely, 2^238249142 is an apocalyptic number.

238249142 is a deficient number, since it is larger than the sum of its proper divisors (128783434).

238249142 is a wasteful number, since it uses less digits than its factorization.

238249142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3219622.

The product of its digits is 27648, while the sum is 35.

The square root of 238249142 is about 15435.3212470619. The cubic root of 238249142 is about 619.9316105627.

The spelling of 238249142 in words is "two hundred thirty-eight million, two hundred forty-nine thousand, one hundred forty-two".