3724261 has 2 divisors, whose sum is σ = 3724262. Its totient is φ = 3724260.

The previous prime is 3724249. The next prime is 3724277. The reversal of 3724261 is 1624273.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3132900 + 591361 = 1770^2 + 769^2 .

It is a cyclic number.

It is not a de Polignac number, because 3724261 - 2⁹ = 3723749 is a prime.

It is a super-2 number, since 2×3724261² = 27740239992242, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3¹³ + 7 + 2¹⁵ + 4 + 2²¹ + 6 + 1 .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3724211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1862130 + 1862131.

It is an arithmetic number, because the mean of its divisors is an integer number (1862131).

Almost surely, 2^3724261 is an apocalyptic number.

It is an amenable number.

3724261 is a deficient number, since it is larger than the sum of its proper divisors (1).

3724261 is an equidigital number, since it uses as much as digits as its factorization.

3724261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 25.

The square root of 3724261 is about 1929.8344488582. The cubic root of 3724261 is about 155.0053553474.

The spelling of 3724261 in words is "three million, seven hundred twenty-four thousand, two hundred sixty-one".