7266426 has 16 divisors (see below), whose sum is σ = 14615328. Its totient is φ = 2408400.

The previous prime is 7266421. The next prime is 7266433. The reversal of 7266426 is 6246627.

7266426 = T₁₈₈ + T₁₈₉ + ... + T₃₆₈.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7266421) 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 7 ways as a sum of consecutive naturals, for example, 2260 + ... + 4431.

It is an arithmetic number, because the mean of its divisors is an integer number (913458).

Almost surely, 2^7266426 is an apocalyptic number.

7266426 is an abundant number, since it is smaller than the sum of its proper divisors (7348902).

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

7266426 is a wasteful number, since it uses less digits than its factorization.

7266426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6877.

The product of its digits is 24192, while the sum is 33.

The square root of 7266426 is about 2695.6309094533. The cubic root of 7266426 is about 193.6898896428.

The spelling of 7266426 in words is "seven million, two hundred sixty-six thousand, four hundred twenty-six".