84825430 has 16 divisors (see below), whose sum is σ = 153480384. Its totient is φ = 33753600.

The previous prime is 84825407. The next prime is 84825431. The reversal of 84825430 is 3452848.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84825431) 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 7 ways as a sum of consecutive naturals, for example, 20046 + ... + 23905.

It is an arithmetic number, because the mean of its divisors is an integer number (9592524).

Almost surely, 2^84825430 is an apocalyptic number.

84825430 is a deficient number, since it is larger than the sum of its proper divisors (68654954).

84825430 is a wasteful number, since it uses less digits than its factorization.

84825430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44151.

The product of its (nonzero) digits is 30720, while the sum is 34.

The square root of 84825430 is about 9210.0722038429. The cubic root of 84825430 is about 439.3817591315.

The spelling of 84825430 in words is "eighty-four million, eight hundred twenty-five thousand, four hundred thirty".