7146426 has 32 divisors (see below), whose sum is σ = 17297280. Its totient is φ = 1921536.

The previous prime is 7146401. The next prime is 7146437. The reversal of 7146426 is 6246417.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

7146426 is a modest number, since divided by 6426 gives 714 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 7146393 and 7146402.

It is an unprimeable number.

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, 4291 + ... + 5718.

It is an arithmetic number, because the mean of its divisors is an integer number (540540).

Almost surely, 2^7146426 is an apocalyptic number.

7146426 is an abundant number, since it is smaller than the sum of its proper divisors (10150854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7146426 is a wasteful number, since it uses less digits than its factorization.

7146426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10038.

The product of its digits is 8064, while the sum is 30.

The square root of 7146426 is about 2673.2800077807. The cubic root of 7146426 is about 192.6177477178.

Subtracting from 7146426 its reverse (6246417), we obtain a palindrome (900009).

It can be divided in two parts, 714 and 6426, that multiplied together give a square (4588164 = 2142²).

The spelling of 7146426 in words is "seven million, one hundred forty-six thousand, four hundred twenty-six".