84333428 has 12 divisors (see below), whose sum is σ = 147652260. Its totient is φ = 42147072.

The previous prime is 84333427. The next prime is 84333437. The reversal of 84333428 is 82433348.

It can be written as a sum of positive squares in 2 ways, for example, as 30780304 + 53553124 = 5548^2 + 7318^2 .

It is a super-2 number, since 2×84333428² = 14224254156462368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84333427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9350 + ... + 16002.

It is an arithmetic number, because the mean of its divisors is an integer number (12304355).

Almost surely, 2^84333428 is an apocalyptic number.

It is an amenable number.

84333428 is a deficient number, since it is larger than the sum of its proper divisors (63318832).

84333428 is a wasteful number, since it uses less digits than its factorization.

84333428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9826 (or 9824 counting only the distinct ones).

The product of its digits is 55296, while the sum is 35.

The square root of 84333428 is about 9183.3233635760. The cubic root of 84333428 is about 438.5306149631.

The spelling of 84333428 in words is "eighty-four million, three hundred thirty-three thousand, four hundred twenty-eight".