7146866 has 8 divisors (see below), whose sum is σ = 10747740. Its totient is φ = 3564288.

The previous prime is 7146857. The next prime is 7146871. The reversal of 7146866 is 6686417.

It can be written as a sum of positive squares in 2 ways, for example, as 6911641 + 235225 = 2629^2 + 485^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3551 + ... + 5186.

Almost surely, 2^7146866 is an apocalyptic number.

7146866 is a deficient number, since it is larger than the sum of its proper divisors (3600874).

7146866 is a wasteful number, since it uses less digits than its factorization.

7146866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9148.

The product of its digits is 48384, while the sum is 38.

The square root of 7146866 is about 2673.3623024199. The cubic root of 7146866 is about 192.6217007460.

The spelling of 7146866 in words is "seven million, one hundred forty-six thousand, eight hundred sixty-six".