628283133 has 12 divisors (see below), whose sum is σ = 910442208. Its totient is φ = 417506760.

The previous prime is 628283119. The next prime is 628283137. The reversal of 628283133 is 331382826.

628283133 is a `hidden beast` number, since 628 + 28 + 3 + 1 + 3 + 3 = 666.

It is not a de Polignac number, because 628283133 - 2²⁶ = 561174269 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (628283137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109435 + ... + 115032.

It is an arithmetic number, because the mean of its divisors is an integer number (75870184).

Almost surely, 2^628283133 is an apocalyptic number.

It is an amenable number.

628283133 is a deficient number, since it is larger than the sum of its proper divisors (282159075).

628283133 is a wasteful number, since it uses less digits than its factorization.

628283133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224784 (or 224781 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 628283133 is about 25065.5766540489. The cubic root of 628283133 is about 856.4824471443.

The spelling of 628283133 in words is "six hundred twenty-eight million, two hundred eighty-three thousand, one hundred thirty-three".