3724906213 has 4 divisors (see below), whose sum is σ = 4257035680. Its totient is φ = 3192776748.

The previous prime is 3724906201. The next prime is 3724906253. The reversal of 3724906213 is 3126094273.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3126094273 = 3449 ⋅906377.

It is a de Polignac number, because none of the positive numbers 2^k-3724906213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3724906253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266064723 + ... + 266064736.

It is an arithmetic number, because the mean of its divisors is an integer number (1064258920).

Almost surely, 2^3724906213 is an apocalyptic number.

It is an amenable number.

3724906213 is a deficient number, since it is larger than the sum of its proper divisors (532129467).

3724906213 is an equidigital number, since it uses as much as digits as its factorization.

3724906213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532129466.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 3724906213 is about 61032.0097407909. The cubic root of 3724906213 is about 1550.1430617866.

The spelling of 3724906213 in words is "three billion, seven hundred twenty-four million, nine hundred six thousand, two hundred thirteen".