7253730 has 96 divisors (see below), whose sum is σ = 21835008. Its totient is φ = 1651200.

The previous prime is 7253723. The next prime is 7253773. The reversal of 7253730 is 373527.

It is a junction number, because it is equal to n+sod(n) for n = 7253694 and 7253703.

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, 16615 + ... + 17045.

It is an arithmetic number, because the mean of its divisors is an integer number (227448).

Almost surely, 2^7253730 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7253730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10917504).

7253730 is an abundant number, since it is smaller than the sum of its proper divisors (14581278).

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

7253730 is a wasteful number, since it uses less digits than its factorization.

7253730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472 (or 469 counting only the distinct ones).

The product of its (nonzero) digits is 4410, while the sum is 27.

The square root of 7253730 is about 2693.2749581133. The cubic root of 7253730 is about 193.5770179957.

The spelling of 7253730 in words is "seven million, two hundred fifty-three thousand, seven hundred thirty".