84609360 has 200 divisors, whose sum is σ = 320845536. Its totient is φ = 20494080.

The previous prime is 84609313. The next prime is 84609361. The reversal of 84609360 is 6390648.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84609361) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 70687 + ... + 71873.

Almost surely, 2^84609360 is an apocalyptic number.

84609360 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84609360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160422768).

84609360 is an abundant number, since it is smaller than the sum of its proper divisors (236236176).

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

84609360 is a wasteful number, since it uses less digits than its factorization.

84609360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1223 (or 1208 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 84609360 is about 9198.3346318777. The cubic root of 84609360 is about 439.0083729116.

The spelling of 84609360 in words is "eighty-four million, six hundred nine thousand, three hundred sixty".