7255408 has 20 divisors (see below), whose sum is σ = 14100040. Its totient is φ = 3616704.

The previous prime is 7255403. The next prime is 7255453. The reversal of 7255408 is 8045527.

It is a self number, because there is not a number n which added to its sum of digits gives 7255408.

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8338 + ... + 9166.

It is an arithmetic number, because the mean of its divisors is an integer number (705002).

Almost surely, 2^7255408 is an apocalyptic number.

It is an amenable number.

7255408 is a deficient number, since it is larger than the sum of its proper divisors (6844632).

7255408 is a wasteful number, since it uses less digits than its factorization.

7255408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1384 (or 1378 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 31.

The square root of 7255408 is about 2693.5864567524. The cubic root of 7255408 is about 193.5919435210.

The spelling of 7255408 in words is "seven million, two hundred fifty-five thousand, four hundred eight".