235989552 has 80 divisors (see below), whose sum is σ = 633575520. Its totient is φ = 75626496.

The previous prime is 235989521. The next prime is 235989553. The reversal of 235989552 is 255989532.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (235989553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157318 + ... + 158810.

It is an arithmetic number, because the mean of its divisors is an integer number (7919694).

Almost surely, 2^235989552 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 235989552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316787760).

235989552 is an abundant number, since it is smaller than the sum of its proper divisors (397585968).

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

235989552 is a wasteful number, since it uses less digits than its factorization.

235989552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1630 (or 1624 counting only the distinct ones).

The product of its digits is 972000, while the sum is 48.

The square root of 235989552 is about 15361.9514385380. The cubic root of 235989552 is about 617.9655409615.

The spelling of 235989552 in words is "two hundred thirty-five million, nine hundred eighty-nine thousand, five hundred fifty-two".