7213116 has 12 divisors (see below), whose sum is σ = 16830632. Its totient is φ = 2404368.

The previous prime is 7213097. The next prime is 7213123. The reversal of 7213116 is 6113127.

It is a tau number, because it is divible by the number of its divisors (12).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 7213092 and 7213101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300535 + ... + 300558.

Almost surely, 2^7213116 is an apocalyptic number.

It is an amenable number.

7213116 is an abundant number, since it is smaller than the sum of its proper divisors (9617516).

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

7213116 is a wasteful number, since it uses less digits than its factorization.

7213116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601100 (or 601098 counting only the distinct ones).

The product of its digits is 252, while the sum is 21.

The square root of 7213116 is about 2685.7244832633. The cubic root of 7213116 is about 193.2150591162.

The spelling of 7213116 in words is "seven million, two hundred thirteen thousand, one hundred sixteen".