333428 has 6 divisors (see below), whose sum is σ = 583506. Its totient is φ = 166712.

The previous prime is 333427. The next prime is 333433. The reversal of 333428 is 824333.

It can be written as a sum of positive squares in only one way, i.e., 300304 + 33124 = 548^2 + 182^2 .

It is a super-2 number, since 2×333428² = 222348462368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (333427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41675 + ... + 41682.

It is an arithmetic number, because the mean of its divisors is an integer number (97251).

2³³³⁴²⁸ is an apocalyptic number.

It is an amenable number.

333428 is a deficient number, since it is larger than the sum of its proper divisors (250078).

333428 is a wasteful number, since it uses less digits than its factorization.

333428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83361 (or 83359 counting only the distinct ones).

The product of its digits is 1728, while the sum is 23.

The square root of 333428 is about 577.4322471078. The cubic root of 333428 is about 69.3426906339.

The spelling of 333428 in words is "three hundred thirty-three thousand, four hundred twenty-eight".