3724026161 has 4 divisors (see below), whose sum is σ = 3775040292. Its totient is φ = 3673012032.

The previous prime is 3724026157. The next prime is 3724026169. The reversal of 3724026161 is 1616204273.

3724026161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1616204273 = 23 ⋅70269751.

It can be written as a sum of positive squares in 2 ways, for example, as 1448259136 + 2275767025 = 38056^2 + 47705^2 .

It is a cyclic number.

It is not a de Polignac number, because 3724026161 - 2² = 3724026157 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3724026169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25506956 + ... + 25507101.

It is an arithmetic number, because the mean of its divisors is an integer number (943760073).

Almost surely, 2^3724026161 is an apocalyptic number.

It is an amenable number.

3724026161 is a deficient number, since it is larger than the sum of its proper divisors (51014131).

3724026161 is an equidigital number, since it uses as much as digits as its factorization.

3724026161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51014130.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 3724026161 is about 61024.7995572292. The cubic root of 3724026161 is about 1550.0209724530.

The spelling of 3724026161 in words is "three billion, seven hundred twenty-four million, twenty-six thousand, one hundred sixty-one".