7252426 has 8 divisors (see below), whose sum is σ = 10952100. Its totient is φ = 3601728.

The previous prime is 7252417. The next prime is 7252447. The reversal of 7252426 is 6242527.

It can be written as a sum of positive squares in 2 ways, for example, as 7049025 + 203401 = 2655^2 + 451^2 .

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

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 7252394 and 7252403.

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, 11871 + ... + 12466.

Almost surely, 2^7252426 is an apocalyptic number.

7252426 is a deficient number, since it is larger than the sum of its proper divisors (3699674).

7252426 is a wasteful number, since it uses less digits than its factorization.

7252426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24488.

The product of its digits is 6720, while the sum is 28.

The square root of 7252426 is about 2693.0328627776. The cubic root of 7252426 is about 193.5654175474.

The spelling of 7252426 in words is "seven million, two hundred fifty-two thousand, four hundred twenty-six".