7425838 has 32 divisors (see below), whose sum is σ = 13825728. Its totient is φ = 2918400.

The previous prime is 7425829. The next prime is 7425839. The reversal of 7425838 is 8385247.

It is a junction number, because it is equal to n+sod(n) for n = 7425797 and 7425806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7425839) 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 15 ways as a sum of consecutive naturals, for example, 9378 + ... + 10138.

It is an arithmetic number, because the mean of its divisors is an integer number (432054).

Almost surely, 2^7425838 is an apocalyptic number.

7425838 is a deficient number, since it is larger than the sum of its proper divisors (6399890).

7425838 is a wasteful number, since it uses less digits than its factorization.

7425838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828.

The product of its digits is 53760, while the sum is 37.

The square root of 7425838 is about 2725.0390822885. The cubic root of 7425838 is about 195.0960561161.

The spelling of 7425838 in words is "seven million, four hundred twenty-five thousand, eight hundred thirty-eight".