238746745 has 16 divisors (see below), whose sum is σ = 292144320. Its totient is φ = 187249984.

The previous prime is 238746743. The next prime is 238746773. The reversal of 238746745 is 547647832.

It is a cyclic number.

It is not a de Polignac number, because 238746745 - 2¹ = 238746743 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 238746695 and 238746704.

It is not an unprimeable number, because it can be changed into a prime (238746743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136899 + ... + 138631.

It is an arithmetic number, because the mean of its divisors is an integer number (18259020).

Almost surely, 2^238746745 is an apocalyptic number.

It is an amenable number.

238746745 is a deficient number, since it is larger than the sum of its proper divisors (53397575).

238746745 is a wasteful number, since it uses less digits than its factorization.

238746745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2264.

The product of its digits is 1128960, while the sum is 46.

The square root of 238746745 is about 15451.4318106770. The cubic root of 238746745 is about 620.3629032193.

The spelling of 238746745 in words is "two hundred thirty-eight million, seven hundred forty-six thousand, seven hundred forty-five".