84349028 has 12 divisors (see below), whose sum is σ = 148495872. Its totient is φ = 41921640.

The previous prime is 84349009. The next prime is 84349033. The reversal of 84349028 is 82094348.

It is a super-2 number, since 2×84349028² = 14229517049089568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 84348982 and 84349000.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62468 + ... + 63803.

It is an arithmetic number, because the mean of its divisors is an integer number (12374656).

Almost surely, 2^84349028 is an apocalyptic number.

It is an amenable number.

84349028 is a deficient number, since it is larger than the sum of its proper divisors (64146844).

84349028 is a wasteful number, since it uses less digits than its factorization.

84349028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126442 (or 126440 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 84349028 is about 9184.1726900141. The cubic root of 84349028 is about 438.5576530981.

The spelling of 84349028 in words is "eighty-four million, three hundred forty-nine thousand, twenty-eight".