143362816 has 36 divisors (see below), whose sum is σ = 288997072. Its totient is φ = 70972416.

The previous prime is 143362811. The next prime is 143362859. The reversal of 143362816 is 618263341.

It is a happy number.

It is a super-2 number, since 2×143362816² = 41105794022899712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (143362811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23650 + ... + 29086.

Almost surely, 2^143362816 is an apocalyptic number.

143362816 is a gapful number since it is divisible by the number (16) 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 143362816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144498536).

143362816 is an abundant number, since it is smaller than the sum of its proper divisors (145634256).

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

143362816 is an equidigital number, since it uses as much as digits as its factorization.

143362816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5556 (or 5542 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 143362816 is about 11973.4212320456. The cubic root of 143362816 is about 523.3740364391.

The spelling of 143362816 in words is "one hundred forty-three million, three hundred sixty-two thousand, eight hundred sixteen".