412670891 has 4 divisors (see below), whose sum is σ = 413602872. Its totient is φ = 411738912.

The previous prime is 412670887. The next prime is 412670897. The reversal of 412670891 is 198076214.

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 412670891 - 2² = 412670887 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (412670897) 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, 465326 + ... + 466211.

It is an arithmetic number, because the mean of its divisors is an integer number (103400718).

Almost surely, 2^412670891 is an apocalyptic number.

412670891 is a deficient number, since it is larger than the sum of its proper divisors (931981).

412670891 is an equidigital number, since it uses as much as digits as its factorization.

412670891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 931980.

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 412670891 is about 20314.3026215521. The cubic root of 412670891 is about 744.5055596460.

The spelling of 412670891 in words is "four hundred twelve million, six hundred seventy thousand, eight hundred ninety-one".