84980216 has 32 divisors (see below), whose sum is σ = 167196960. Its totient is φ = 40415232.

The previous prime is 84980209. The next prime is 84980219. The reversal of 84980216 is 61208948.

It is a super-2 number, since 2×84980216² = 14443274222813312, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 84980216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84980219) 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, 34316 + ... + 36708.

It is an arithmetic number, because the mean of its divisors is an integer number (5224905).

Almost surely, 2^84980216 is an apocalyptic number.

It is an amenable number.

84980216 is a deficient number, since it is larger than the sum of its proper divisors (82216744).

84980216 is a wasteful number, since it uses less digits than its factorization.

84980216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2615 (or 2611 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 84980216 is about 9218.4714568089. The cubic root of 84980216 is about 439.6488520676.

The spelling of 84980216 in words is "eighty-four million, nine hundred eighty thousand, two hundred sixteen".