333343728 has 40 divisors (see below), whose sum is σ = 956821200. Its totient is φ = 111114432.

The previous prime is 333343723. The next prime is 333343753. The reversal of 333343728 is 827343333.

It is a super-2 number, since 2×333343728² = 222236081993875968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 333343692 and 333343701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (333343723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385383 + ... + 386246.

It is an arithmetic number, because the mean of its divisors is an integer number (23920530).

Almost surely, 2^333343728 is an apocalyptic number.

It is an amenable number.

333343728 is an abundant number, since it is smaller than the sum of its proper divisors (623477472).

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

333343728 is a wasteful number, since it uses less digits than its factorization.

333343728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771646 (or 771634 counting only the distinct ones).

The product of its digits is 108864, while the sum is 36.

The square root of 333343728 is about 18257.7032509568. The cubic root of 333343728 is about 693.3684815350.

The spelling of 333343728 in words is "three hundred thirty-three million, three hundred forty-three thousand, seven hundred twenty-eight".