412285729 has 4 divisors (see below), whose sum is σ = 413753220. Its totient is φ = 410818240.

The previous prime is 412285703. The next prime is 412285733. The reversal of 412285729 is 927582214.

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

It can be written as a sum of positive squares in 2 ways, for example, as 90155025 + 322130704 = 9495^2 + 17948^2 .

It is a cyclic number.

It is not a de Polignac number, because 412285729 - 2⁵ = 412285697 is a prime.

It is a super-2 number, since 2×412285729² = 339959044674122882, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 412285691 and 412285700.

It is not an unprimeable number, because it can be changed into a prime (412285789) 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, 733324 + ... + 733885.

It is an arithmetic number, because the mean of its divisors is an integer number (103438305).

Almost surely, 2^412285729 is an apocalyptic number.

It is an amenable number.

412285729 is a deficient number, since it is larger than the sum of its proper divisors (1467491).

412285729 is a wasteful number, since it uses less digits than its factorization.

412285729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1467490.

The product of its digits is 80640, while the sum is 40.

The square root of 412285729 is about 20304.8203390229. The cubic root of 412285729 is about 744.2738620906.

The spelling of 412285729 in words is "four hundred twelve million, two hundred eighty-five thousand, seven hundred twenty-nine".