412161646 has 16 divisors (see below), whose sum is σ = 672026544. Its totient is φ = 188449344.

The previous prime is 412161613. The next prime is 412161653. The reversal of 412161646 is 646161214.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71295 + ... + 76858.

It is an arithmetic number, because the mean of its divisors is an integer number (42001659).

Almost surely, 2^412161646 is an apocalyptic number.

412161646 is a deficient number, since it is larger than the sum of its proper divisors (259864898).

412161646 is a wasteful number, since it uses less digits than its factorization.

412161646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148275.

The product of its digits is 6912, while the sum is 31.

The square root of 412161646 is about 20301.7646031078. The cubic root of 412161646 is about 744.1991881500.

The spelling of 412161646 in words is "four hundred twelve million, one hundred sixty-one thousand, six hundred forty-six".