4212403205 has 4 divisors (see below), whose sum is σ = 5054883852. Its totient is φ = 3369922560.

The previous prime is 4212403199. The next prime is 4212403219. The reversal of 4212403205 is 5023042124.

It is a happy number.

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 1933009156 + 2279394049 = 43966^2 + 47743^2 .

It is not a de Polignac number, because 4212403205 - 2¹⁶ = 4212337669 is a prime.

It is a super-2 number, since 2×4212403205² = 35488681522988544050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 421240316 + ... + 421240325.

It is an arithmetic number, because the mean of its divisors is an integer number (1263720963).

Almost surely, 2^4212403205 is an apocalyptic number.

It is an amenable number.

4212403205 is a deficient number, since it is larger than the sum of its proper divisors (842480647).

4212403205 is an equidigital number, since it uses as much as digits as its factorization.

4212403205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842480646.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 4212403205 is about 64903.0292436339. The cubic root of 4212403205 is about 1615.0153142289.

Adding to 4212403205 its reverse (5023042124), we get a palindrome (9235445329).

The spelling of 4212403205 in words is "four billion, two hundred twelve million, four hundred three thousand, two hundred five".