7516413 has 12 divisors (see below), whose sum is σ = 10892700. Its totient is φ = 4994496.

The previous prime is 7516409. The next prime is 7516417. The reversal of 7516413 is 3146157.

7516413 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (7516409) and next prime (7516417).

It can be written as a sum of positive squares in 2 ways, for example, as 2304324 + 5212089 = 1518^2 + 2283^2 .

It is not a de Polignac number, because 7516413 - 2² = 7516409 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7516417) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1945 + ... + 4337.

It is an arithmetic number, because the mean of its divisors is an integer number (907725).

Almost surely, 2^7516413 is an apocalyptic number.

It is an amenable number.

7516413 is a deficient number, since it is larger than the sum of its proper divisors (3376287).

7516413 is a wasteful number, since it uses less digits than its factorization.

7516413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2748 (or 2745 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 7516413 is about 2741.6077399949. The cubic root of 7516413 is about 195.8860662980.

The spelling of 7516413 in words is "seven million, five hundred sixteen thousand, four hundred thirteen".