7255413 has 40 divisors (see below), whose sum is σ = 12545280. Its totient is φ = 4129920.

The previous prime is 7255403. The next prime is 7255453. The reversal of 7255413 is 3145527.

It is a happy number.

It is not a de Polignac number, because 7255413 - 2¹⁰ = 7254389 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7255403) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 14908 + ... + 15386.

It is an arithmetic number, because the mean of its divisors is an integer number (313632).

Almost surely, 2^7255413 is an apocalyptic number.

It is an amenable number.

7255413 is a deficient number, since it is larger than the sum of its proper divisors (5289867).

7255413 is a wasteful number, since it uses less digits than its factorization.

7255413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519 (or 510 counting only the distinct ones).

The product of its digits is 4200, while the sum is 27.

The square root of 7255413 is about 2693.5873848828. The cubic root of 7255413 is about 193.5919879917.

The spelling of 7255413 in words is "seven million, two hundred fifty-five thousand, four hundred thirteen".