84763470 has 64 divisors (see below), whose sum is σ = 222829056. Its totient is φ = 20465280.

The previous prime is 84763457. The next prime is 84763493. The reversal of 84763470 is 7436748.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 130687 + ... + 131333.

It is an arithmetic number, because the mean of its divisors is an integer number (3481704).

Almost surely, 2^84763470 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84763470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111414528).

84763470 is an abundant number, since it is smaller than the sum of its proper divisors (138065586).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84763470 is a wasteful number, since it uses less digits than its factorization.

84763470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1065.

The product of its (nonzero) digits is 112896, while the sum is 39.

The square root of 84763470 is about 9206.7078806705. The cubic root of 84763470 is about 439.2747522075.

The spelling of 84763470 in words is "eighty-four million, seven hundred sixty-three thousand, four hundred seventy".