238197396 has 24 divisors (see below), whose sum is σ = 565215840. Its totient is φ = 78053152.

The previous prime is 238197391. The next prime is 238197409. The reversal of 238197396 is 693791832.

It is a super-2 number, since 2×238197396² = 113475998922361632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (238197391) 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, 167511 + ... + 168926.

It is an arithmetic number, because the mean of its divisors is an integer number (23550660).

Almost surely, 2^238197396 is an apocalyptic number.

It is an amenable number.

238197396 is an abundant number, since it is smaller than the sum of its proper divisors (327018444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

238197396 is a wasteful number, since it uses less digits than its factorization.

238197396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336503 (or 336501 counting only the distinct ones).

The product of its digits is 489888, while the sum is 48.

The square root of 238197396 is about 15433.6449356592. The cubic root of 238197396 is about 619.8867257507.

The spelling of 238197396 in words is "two hundred thirty-eight million, one hundred ninety-seven thousand, three hundred ninety-six".