412991678 has 8 divisors (see below), whose sum is σ = 675804600. Its totient is φ = 187723480.

The previous prime is 412991627. The next prime is 412991687. The reversal of 412991678 is 876199214.

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

It is a congruent number.

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, 9386153 + ... + 9386196.

It is an arithmetic number, because the mean of its divisors is an integer number (84475575).

Almost surely, 2^412991678 is an apocalyptic number.

412991678 is a deficient number, since it is larger than the sum of its proper divisors (262812922).

412991678 is a wasteful number, since it uses less digits than its factorization.

412991678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18772362.

The product of its digits is 217728, while the sum is 47.

The square root of 412991678 is about 20322.1966824455. The cubic root of 412991678 is about 744.6984218462.

The spelling of 412991678 in words is "four hundred twelve million, nine hundred ninety-one thousand, six hundred seventy-eight".