20412435 has 8 divisors (see below), whose sum is σ = 32659920. Its totient is φ = 10886624.

The previous prime is 20412409. The next prime is 20412463. The reversal of 20412435 is 53421402.

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 20412435 - 2⁸ = 20412179 is a prime.

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, 680400 + ... + 680429.

It is an arithmetic number, because the mean of its divisors is an integer number (4082490).

Almost surely, 2^20412435 is an apocalyptic number.

20412435 is a deficient number, since it is larger than the sum of its proper divisors (12247485).

20412435 is a wasteful number, since it uses less digits than its factorization.

20412435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1360837.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 20412435 is about 4518.0122841798. The cubic root of 20412435 is about 273.2949488369.

Adding to 20412435 its reverse (53421402), we get a palindrome (73833837).

The spelling of 20412435 in words is "twenty million, four hundred twelve thousand, four hundred thirty-five".