7325513 has 4 divisors (see below), whose sum is σ = 7889028. Its totient is φ = 6762000.

The previous prime is 7325509. The next prime is 7325531. The reversal of 7325513 is 3155237.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4609609 + 2715904 = 2147^2 + 1648^2 .

It is a cyclic number.

It is not a de Polignac number, because 7325513 - 2² = 7325509 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7325503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281738 + ... + 281763.

It is an arithmetic number, because the mean of its divisors is an integer number (1972257).

Almost surely, 2^7325513 is an apocalyptic number.

It is an amenable number.

7325513 is a deficient number, since it is larger than the sum of its proper divisors (563515).

7325513 is a wasteful number, since it uses less digits than its factorization.

7325513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563514.

The product of its digits is 3150, while the sum is 26.

The square root of 7325513 is about 2706.5684916514. The cubic root of 7325513 is about 194.2134699832.

The spelling of 7325513 in words is "seven million, three hundred twenty-five thousand, five hundred thirteen".