238424746 has 16 divisors (see below), whose sum is σ = 409244544. Its totient is φ = 102052944.

The previous prime is 238424743. The next prime is 238424759. The reversal of 238424746 is 647424832.

It is a junction number, because it is equal to n+sod(n) for n = 238424699 and 238424708.

It is not an unprimeable number, because it can be changed into a prime (238424743) 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 in 7 ways as a sum of consecutive naturals, for example, 1176 + ... + 21868.

It is an arithmetic number, because the mean of its divisors is an integer number (25577784).

Almost surely, 2^238424746 is an apocalyptic number.

238424746 is a deficient number, since it is larger than the sum of its proper divisors (170819798).

238424746 is a wasteful number, since it uses less digits than its factorization.

238424746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21525.

The product of its digits is 258048, while the sum is 40.

The square root of 238424746 is about 15441.0085810481. The cubic root of 238424746 is about 620.0838821645.

The spelling of 238424746 in words is "two hundred thirty-eight million, four hundred twenty-four thousand, seven hundred forty-six".