239645952 has 360 divisors, whose sum is σ = 886409216. Its totient is φ = 62705664.

The previous prime is 239645951. The next prime is 239645953. The reversal of 239645952 is 259546932.

It is an interprime number because it is at equal distance from previous prime (239645951) and next prime (239645953).

It is a junction number, because it is equal to n+sod(n) for n = 239645898 and 239645907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239645951) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1886913 + ... + 1887039.

Almost surely, 2^239645952 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 239645952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (443204608).

239645952 is an abundant number, since it is smaller than the sum of its proper divisors (646763264).

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

239645952 is a wasteful number, since it uses less digits than its factorization.

239645952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175 (or 152 counting only the distinct ones).

The product of its digits is 583200, while the sum is 45.

The square root of 239645952 is about 15480.5023174314. The cubic root of 239645952 is about 621.1407648412.

The spelling of 239645952 in words is "two hundred thirty-nine million, six hundred forty-five thousand, nine hundred fifty-two".