412991393 has 16 divisors (see below), whose sum is σ = 437809152. Its totient is φ = 388962000.

The previous prime is 412991389. The next prime is 412991413. The reversal of 412991393 is 393199214.

It is a cyclic number.

It is not a de Polignac number, because 412991393 - 2² = 412991389 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 412991393.

It is not an unprimeable number, because it can be changed into a prime (412991333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 654188 + ... + 654818.

It is an arithmetic number, because the mean of its divisors is an integer number (27363072).

Almost surely, 2^412991393 is an apocalyptic number.

412991393 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

412991393 is a deficient number, since it is larger than the sum of its proper divisors (24817759).

412991393 is a wasteful number, since it uses less digits than its factorization.

412991393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1196.

The product of its digits is 52488, while the sum is 41.

The square root of 412991393 is about 20322.1896704071. The cubic root of 412991393 is about 744.6982505440.

The spelling of 412991393 in words is "four hundred twelve million, nine hundred ninety-one thousand, three hundred ninety-three".