7265320 has 32 divisors (see below), whose sum is σ = 16792200. Its totient is φ = 2827008.

The previous prime is 7265317. The next prime is 7265329. The reversal of 7265320 is 235627.

It can be written as a sum of positive squares in 4 ways, for example, as 7171684 + 93636 = 2678^2 + 306^2 .

It is not an unprimeable number, because it can be changed into a prime (7265329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 975 + ... + 3934.

Almost surely, 2^7265320 is an apocalyptic number.

It is an amenable number.

7265320 is an abundant number, since it is smaller than the sum of its proper divisors (9526880).

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

7265320 is a wasteful number, since it uses less digits than its factorization.

7265320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4957 (or 4953 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 7265320 is about 2695.4257548669. The cubic root of 7265320 is about 193.6800621666.

The spelling of 7265320 in words is "seven million, two hundred sixty-five thousand, three hundred twenty".