1068887232 has 224 divisors, whose sum is σ = 3632240640. Its totient is φ = 301916160.

The previous prime is 1068887231. The next prime is 1068887233. The reversal of 1068887232 is 2327888601.

It is an interprime number because it is at equal distance from previous prime (1068887231) and next prime (1068887233).

It is a tau number, because it is divible by the number of its divisors (224).

It is a super-2 number, since 2×1068887232² = 2285039829465243648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1068887231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1172857 + ... + 1173767.

It is an arithmetic number, because the mean of its divisors is an integer number (16215360).

Almost surely, 2^1068887232 is an apocalyptic number.

1068887232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1068887232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1816120320).

1068887232 is an abundant number, since it is smaller than the sum of its proper divisors (2563353408).

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

1068887232 is an equidigital number, since it uses as much as digits as its factorization.

1068887232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1036 (or 1020 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 45.

The square root of 1068887232 is about 32693.8408878492. The cubic root of 1068887232 is about 1022.4544351541.

The spelling of 1068887232 in words is "one billion, sixty-eight million, eight hundred eighty-seven thousand, two hundred thirty-two".