7285426 has 8 divisors (see below), whose sum is σ = 10957824. Its totient is φ = 3632820.

The previous prime is 7285393. The next prime is 7285427. The reversal of 7285426 is 6245827.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 7285391 and 7285400.

It is not an unprimeable number, because it can be changed into a prime (7285427) 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, 3990 + ... + 5521.

It is an arithmetic number, because the mean of its divisors is an integer number (1369728).

Almost surely, 2^7285426 is an apocalyptic number.

7285426 is a deficient number, since it is larger than the sum of its proper divisors (3672398).

7285426 is a wasteful number, since it uses less digits than its factorization.

7285426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9896.

The product of its digits is 26880, while the sum is 34.

The square root of 7285426 is about 2699.1528300561. The cubic root of 7285426 is about 193.8585605968.

The spelling of 7285426 in words is "seven million, two hundred eighty-five thousand, four hundred twenty-six".