84051616 has 48 divisors (see below), whose sum is σ = 183048768. Its totient is φ = 37670400.

The previous prime is 84051613. The next prime is 84051629. The reversal of 84051616 is 61615048.

It is a super-2 number, since 2×84051616² = 14129348304422912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (84051613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24061 + ... + 27331.

It is an arithmetic number, because the mean of its divisors is an integer number (3813516).

Almost surely, 2^84051616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84051616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91524384).

84051616 is an abundant number, since it is smaller than the sum of its proper divisors (98997152).

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

84051616 is a wasteful number, since it uses less digits than its factorization.

84051616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3365 (or 3357 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 84051616 is about 9167.9668411268. The cubic root of 84051616 is about 438.0415992960.

The spelling of 84051616 in words is "eighty-four million, fifty-one thousand, six hundred sixteen".