20035413 has 12 divisors (see below), whose sum is σ = 29266380. Its totient is φ = 13206336.

The previous prime is 20035409. The next prime is 20035441. The reversal of 20035413 is 31453002.

It can be written as a sum of positive squares in 2 ways, for example, as 13593969 + 6441444 = 3687^2 + 2538^2 .

It is not a de Polignac number, because 20035413 - 2² = 20035409 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20035403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11706 + ... + 13307.

It is an arithmetic number, because the mean of its divisors is an integer number (2438865).

Almost surely, 2^20035413 is an apocalyptic number.

It is an amenable number.

20035413 is a deficient number, since it is larger than the sum of its proper divisors (9230967).

20035413 is a wasteful number, since it uses less digits than its factorization.

20035413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25108 (or 25105 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 20035413 is about 4476.0934976830. The cubic root of 20035413 is about 271.6018766459.

Adding to 20035413 its reverse (31453002), we get a palindrome (51488415).

The spelling of 20035413 in words is "twenty million, thirty-five thousand, four hundred thirteen".