7262640 has 240 divisors, whose sum is σ = 30640896. Its totient is φ = 1497600.

The previous prime is 7262639. The next prime is 7262653. The reversal of 7262640 is 462627.

7262640 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (240).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 55375 + ... + 55505.

Almost surely, 2^7262640 is an apocalyptic number.

7262640 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7262640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15320448).

7262640 is an abundant number, since it is smaller than the sum of its proper divisors (23378256).

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

7262640 is a wasteful number, since it uses less digits than its factorization.

7262640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168 (or 159 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 7262640 is about 2694.9285704820. The cubic root of 7262640 is about 193.6562446149.

The spelling of 7262640 in words is "seven million, two hundred sixty-two thousand, six hundred forty".