7251466 has 4 divisors (see below), whose sum is σ = 10877202. Its totient is φ = 3625732.

The previous prime is 7251397. The next prime is 7251481. The reversal of 7251466 is 6641527.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6395841 + 855625 = 2529^2 + 925^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1812865 + ... + 1812868.

Almost surely, 2^7251466 is an apocalyptic number.

7251466 is a deficient number, since it is larger than the sum of its proper divisors (3625736).

7251466 is a wasteful number, since it uses less digits than its factorization.

7251466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3625735.

The product of its digits is 10080, while the sum is 31.

The square root of 7251466 is about 2692.8546191727. The cubic root of 7251466 is about 193.5568764514.

The spelling of 7251466 in words is "seven million, two hundred fifty-one thousand, four hundred sixty-six".