238525442 has 4 divisors (see below), whose sum is σ = 357788166. Its totient is φ = 119262720.

The previous prime is 238525409. The next prime is 238525447. The reversal of 238525442 is 244525832.

It is a happy number.

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., 201668401 + 36857041 = 14201^2 + 6071^2 .

It is not an unprimeable number, because it can be changed into a prime (238525447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59631359 + ... + 59631362.

Almost surely, 2^238525442 is an apocalyptic number.

238525442 is a deficient number, since it is larger than the sum of its proper divisors (119262724).

238525442 is a wasteful number, since it uses less digits than its factorization.

238525442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119262723.

The product of its digits is 76800, while the sum is 35.

The square root of 238525442 is about 15444.2689046779. The cubic root of 238525442 is about 620.1711650206.

The spelling of 238525442 in words is "two hundred thirty-eight million, five hundred twenty-five thousand, four hundred forty-two".