238561612 has 24 divisors (see below), whose sum is σ = 461262816. Its totient is φ = 107382528.

The previous prime is 238561597. The next prime is 238561619. The reversal of 238561612 is 216165832.

238561612 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (238561619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74703 + ... + 77830.

It is an arithmetic number, because the mean of its divisors is an integer number (19219284).

Almost surely, 2^238561612 is an apocalyptic number.

It is an amenable number.

238561612 is a deficient number, since it is larger than the sum of its proper divisors (222701204).

238561612 is a wasteful number, since it uses less digits than its factorization.

238561612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152577 (or 152575 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 238561612 is about 15445.4398448215. The cubic root of 238561612 is about 620.2025110230.

The spelling of 238561612 in words is "two hundred thirty-eight million, five hundred sixty-one thousand, six hundred twelve".