84896550 has 72 divisors (see below), whose sum is σ = 230938344. Its totient is φ = 22356480.

The previous prime is 84896533. The next prime is 84896551. The reversal of 84896550 is 5569848.

84896550 is a `hidden beast` number, since 8 + 4 + 8 + 96 + 550 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 84896496 and 84896505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84896551) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 36214 + ... + 38486.

It is an arithmetic number, because the mean of its divisors is an integer number (3207477).

Almost surely, 2^84896550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84896550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115469172).

84896550 is an abundant number, since it is smaller than the sum of its proper divisors (146041794).

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

84896550 is a wasteful number, since it uses less digits than its factorization.

84896550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2374 (or 2366 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 45.

The square root of 84896550 is about 9213.9323852522. The cubic root of 84896550 is about 439.5045214583.

The spelling of 84896550 in words is "eighty-four million, eight hundred ninety-six thousand, five hundred fifty".