84782474 has 8 divisors (see below), whose sum is σ = 145341408. Its totient is φ = 36335340.

The previous prime is 84782473. The next prime is 84782479. The reversal of 84782474 is 47428748.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (84782473) 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, 3027932 + ... + 3027959.

It is an arithmetic number, because the mean of its divisors is an integer number (18167676).

Almost surely, 2^84782474 is an apocalyptic number.

84782474 is a deficient number, since it is larger than the sum of its proper divisors (60558934).

84782474 is a wasteful number, since it uses less digits than its factorization.

84782474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6055900.

The product of its digits is 401408, while the sum is 44.

The square root of 84782474 is about 9207.7398964132. The cubic root of 84782474 is about 439.3075782728.

The spelling of 84782474 in words is "eighty-four million, seven hundred eighty-two thousand, four hundred seventy-four".