331113552 has 160 divisors (see below), whose sum is σ = 1078216704. Its totient is φ = 85056000.

The previous prime is 331113509. The next prime is 331113583. The reversal of 331113552 is 255311133.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 372853 + ... + 373739.

Almost surely, 2^331113552 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 331113552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (539108352).

331113552 is an abundant number, since it is smaller than the sum of its proper divisors (747103152).

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

331113552 is a wasteful number, since it uses less digits than its factorization.

331113552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017 (or 1011 counting only the distinct ones).

The product of its digits is 1350, while the sum is 24.

The square root of 331113552 is about 18196.5258222552. The cubic root of 331113552 is about 691.8187347519.

Adding to 331113552 its reverse (255311133), we get a palindrome (586424685).

It can be divided in two parts, 33111 and 3552, that added together give a palindrome (36663).

The spelling of 331113552 in words is "three hundred thirty-one million, one hundred thirteen thousand, five hundred fifty-two".