84959475 has 12 divisors (see below), whose sum is σ = 140466456. Its totient is φ = 45311680.

The previous prime is 84959471. The next prime is 84959491. The reversal of 84959475 is 57495948.

It is not a de Polignac number, because 84959475 - 2² = 84959471 is a prime.

It is a super-2 number, since 2×84959475² = 14436224784551250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (84959471) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 566322 + ... + 566471.

It is an arithmetic number, because the mean of its divisors is an integer number (11705538).

Almost surely, 2^84959475 is an apocalyptic number.

84959475 is a deficient number, since it is larger than the sum of its proper divisors (55506981).

84959475 is a wasteful number, since it uses less digits than its factorization.

84959475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132806 (or 1132801 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 51.

The square root of 84959475 is about 9217.3464185741. The cubic root of 84959475 is about 439.6130810014.

The spelling of 84959475 in words is "eighty-four million, nine hundred fifty-nine thousand, four hundred seventy-five".