412533021 has 8 divisors (see below), whose sum is σ = 563459904. Its totient is φ = 268314080.

The previous prime is 412532983. The next prime is 412533029. The reversal of 412533021 is 120335214.

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

It is a cyclic number.

It is not a de Polignac number, because 412533021 - 2⁹ = 412532509 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412533029) by changing a digit.

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, 1676841 + ... + 1677086.

It is an arithmetic number, because the mean of its divisors is an integer number (70432488).

Almost surely, 2^412533021 is an apocalyptic number.

412533021 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

412533021 is a deficient number, since it is larger than the sum of its proper divisors (150926883).

412533021 is a wasteful number, since it uses less digits than its factorization.

412533021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3353971.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 412533021 is about 20310.9089161465. The cubic root of 412533021 is about 744.4226393199.

Adding to 412533021 its reverse (120335214), we get a palindrome (532868235).

The spelling of 412533021 in words is "four hundred twelve million, five hundred thirty-three thousand, twenty-one".