7281016 has 8 divisors (see below), whose sum is σ = 13651920. Its totient is φ = 3640504.

The previous prime is 7281011. The next prime is 7281031. The reversal of 7281016 is 6101827.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7281011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 455056 + ... + 455071.

It is an arithmetic number, because the mean of its divisors is an integer number (1706490).

Almost surely, 2^7281016 is an apocalyptic number.

It is an amenable number.

7281016 is a deficient number, since it is larger than the sum of its proper divisors (6370904).

7281016 is a wasteful number, since it uses less digits than its factorization.

7281016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910133 (or 910129 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 7281016 is about 2698.3357834043. The cubic root of 7281016 is about 193.8194373385.

The spelling of 7281016 in words is "seven million, two hundred eighty-one thousand, sixteen".