3200105420 has 24 divisors (see below), whose sum is σ = 6721293264. Its totient is φ = 1279838016.

The previous prime is 3200105413. The next prime is 3200105423. The reversal of 3200105420 is 245010023.

It is a super-2 number, since 2×3200105420² = 20481349398226752800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3200105423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214442 + ... + 228878.

It is an arithmetic number, because the mean of its divisors is an integer number (280053886).

Almost surely, 2^3200105420 is an apocalyptic number.

It is an amenable number.

3200105420 is an abundant number, since it is smaller than the sum of its proper divisors (3521187844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3200105420 is a wasteful number, since it uses less digits than its factorization.

3200105420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25529 (or 25527 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 3200105420 is about 56569.4742772107. The cubic root of 3200105420 is about 1473.6287813868.

Adding to 3200105420 its reverse (245010023), we get a palindrome (3445115443).

The spelling of 3200105420 in words is "three billion, two hundred million, one hundred five thousand, four hundred twenty".