84428246 has 16 divisors (see below), whose sum is σ = 145388544. Its totient is φ = 36019944.

The previous prime is 84428231. The next prime is 84428261. The reversal of 84428246 is 64282448.

It is an interprime number because it is at equal distance from previous prime (84428231) and next prime (84428261).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 10400 + ... + 16643.

It is an arithmetic number, because the mean of its divisors is an integer number (9086784).

Almost surely, 2^84428246 is an apocalyptic number.

84428246 is a deficient number, since it is larger than the sum of its proper divisors (60960298).

84428246 is a wasteful number, since it uses less digits than its factorization.

84428246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27275.

The product of its digits is 98304, while the sum is 38.

The square root of 84428246 is about 9188.4844234509. The cubic root of 84428246 is about 438.6949034042.

The spelling of 84428246 in words is "eighty-four million, four hundred twenty-eight thousand, two hundred forty-six".