238540616 has 8 divisors (see below), whose sum is σ = 447263670. Its totient is φ = 119270304.

The previous prime is 238540607. The next prime is 238540633. The reversal of 238540616 is 616045832.

It can be written as a sum of positive squares in only one way, i.e., 147719716 + 90820900 = 12154^2 + 9530^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14908781 + ... + 14908796.

Almost surely, 2^238540616 is an apocalyptic number.

It is an amenable number.

238540616 is a deficient number, since it is larger than the sum of its proper divisors (208723054).

238540616 is a wasteful number, since it uses less digits than its factorization.

238540616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29817583 (or 29817579 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 238540616 is about 15444.7601470531. The cubic root of 238540616 is about 620.1843156481.

The spelling of 238540616 in words is "two hundred thirty-eight million, five hundred forty thousand, six hundred sixteen".