7506426 has 8 divisors (see below), whose sum is σ = 15012864. Its totient is φ = 2502140.

The previous prime is 7506419. The next prime is 7506439. The reversal of 7506426 is 6246057.

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

7506426 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 7506393 and 7506402.

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 3 ways as a sum of consecutive naturals, for example, 625530 + ... + 625541.

It is an arithmetic number, because the mean of its divisors is an integer number (1876608).

Almost surely, 2^7506426 is an apocalyptic number.

7506426 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

7506426 is a wasteful number, since it uses less digits than its factorization.

7506426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1251076.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 7506426 is about 2739.7857580475. The cubic root of 7506426 is about 195.7992704097.

The spelling of 7506426 in words is "seven million, five hundred six thousand, four hundred twenty-six".