8412691 has 4 divisors (see below), whose sum is σ = 9614512. Its totient is φ = 7210872.

The previous prime is 8412683. The next prime is 8412707. The reversal of 8412691 is 1962148.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 8412691 - 2³ = 8412683 is a prime.

It is a super-2 number, since 2×8412691² = 141546739722962, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8410691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 600900 + ... + 600913.

It is an arithmetic number, because the mean of its divisors is an integer number (2403628).

Almost surely, 2^8412691 is an apocalyptic number.

8412691 is a deficient number, since it is larger than the sum of its proper divisors (1201821).

8412691 is a wasteful number, since it uses less digits than its factorization.

8412691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201820.

The product of its digits is 3456, while the sum is 31.

The square root of 8412691 is about 2900.4639284087. The cubic root of 8412691 is about 203.3815935494.

The spelling of 8412691 in words is "eight million, four hundred twelve thousand, six hundred ninety-one".