7716466 has 4 divisors (see below), whose sum is σ = 11574702. Its totient is φ = 3858232.

The previous prime is 7716463. The next prime is 7716473. The reversal of 7716466 is 6646177.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6646177 = 397 ⋅16741.

It can be written as a sum of positive squares in only one way, i.e., 7678441 + 38025 = 2771^2 + 195^2 .

It is not an unprimeable number, because it can be changed into a prime (7716463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1929115 + ... + 1929118.

Almost surely, 2^7716466 is an apocalyptic number.

7716466 is a deficient number, since it is larger than the sum of its proper divisors (3858236).

7716466 is a wasteful number, since it uses less digits than its factorization.

7716466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3858235.

The product of its digits is 42336, while the sum is 37.

The square root of 7716466 is about 2777.8527678767. The cubic root of 7716466 is about 197.6087399905.

The spelling of 7716466 in words is "seven million, seven hundred sixteen thousand, four hundred sixty-six".