7420216 has 16 divisors (see below), whose sum is σ = 13944240. Its totient is φ = 3701760.

The previous prime is 7420213. The next prime is 7420243. The reversal of 7420216 is 6120247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7420213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4405 + ... + 5851.

It is an arithmetic number, because the mean of its divisors is an integer number (871515).

Almost surely, 2^7420216 is an apocalyptic number.

It is an amenable number.

7420216 is a deficient number, since it is larger than the sum of its proper divisors (6524024).

7420216 is a wasteful number, since it uses less digits than its factorization.

7420216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2094 (or 2090 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 7420216 is about 2724.0073421340. The cubic root of 7420216 is about 195.0468088374.

The spelling of 7420216 in words is "seven million, four hundred twenty thousand, two hundred sixteen".