402828333 has 4 divisors (see below), whose sum is σ = 537104448. Its totient is φ = 268552220.

The previous prime is 402828319. The next prime is 402828383. The reversal of 402828333 is 333828204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 402828333 - 2⁵ = 402828301 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 402828294 and 402828303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402828313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67138053 + ... + 67138058.

It is an arithmetic number, because the mean of its divisors is an integer number (134276112).

Almost surely, 2^402828333 is an apocalyptic number.

It is an amenable number.

402828333 is a deficient number, since it is larger than the sum of its proper divisors (134276115).

402828333 is a wasteful number, since it uses less digits than its factorization.

402828333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134276114.

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 402828333 is about 20070.5837732738. The cubic root of 402828333 is about 738.5388339455.

The spelling of 402828333 in words is "four hundred two million, eight hundred twenty-eight thousand, three hundred thirty-three".