3827261 has 4 divisors (see below), whose sum is σ = 4052412. Its totient is φ = 3602112.

The previous prime is 3827249. The next prime is 3827273. The reversal of 3827261 is 1627283.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (3827249) and next prime (3827273).

It can be written as a sum of positive squares in 2 ways, for example, as 1038361 + 2788900 = 1019^2 + 1670^2 .

It is a cyclic number.

It is not a de Polignac number, because 3827261 - 2¹⁸ = 3565117 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 (3827221) 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 in 3 ways as a sum of consecutive naturals, for example, 112550 + ... + 112583.

It is an arithmetic number, because the mean of its divisors is an integer number (1013103).

Almost surely, 2^3827261 is an apocalyptic number.

It is an amenable number.

3827261 is a deficient number, since it is larger than the sum of its proper divisors (225151).

3827261 is a wasteful number, since it uses less digits than its factorization.

3827261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225150.

The product of its digits is 4032, while the sum is 29.

The square root of 3827261 is about 1956.3386721118. The cubic root of 3827261 is about 156.4213488778.

The spelling of 3827261 in words is "three million, eight hundred twenty-seven thousand, two hundred sixty-one".