7266688 has 64 divisors (see below), whose sum is σ = 17050320. Its totient is φ = 3041280.

The previous prime is 7266673. The next prime is 7266697. The reversal of 7266688 is 8866627.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18106 + ... + 18502.

Almost surely, 2^7266688 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 7266688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8525160).

7266688 is an abundant number, since it is smaller than the sum of its proper divisors (9783632).

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

7266688 is a wasteful number, since it uses less digits than its factorization.

7266688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435 (or 423 counting only the distinct ones).

The product of its digits is 193536, while the sum is 43.

The square root of 7266688 is about 2695.6795061728. The cubic root of 7266688 is about 193.6922175246.

The spelling of 7266688 in words is "seven million, two hundred sixty-six thousand, six hundred eighty-eight".