3747241 has 2 divisors, whose sum is σ = 3747242. Its totient is φ = 3747240.

The previous prime is 3747223. The next prime is 3747299. The reversal of 3747241 is 1427473.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3705625 + 41616 = 1925^2 + 204^2 .

It is a cyclic number.

It is not a de Polignac number, because 3747241 - 2¹¹ = 3745193 is a prime.

It is a super-2 number, since 2×3747241² = 28083630224162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3742241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1873620 + 1873621.

It is an arithmetic number, because the mean of its divisors is an integer number (1873621).

Almost surely, 2^3747241 is an apocalyptic number.

It is an amenable number.

3747241 is a deficient number, since it is larger than the sum of its proper divisors (1).

3747241 is an equidigital number, since it uses as much as digits as its factorization.

3747241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4704, while the sum is 28.

The square root of 3747241 is about 1935.7791712899. The cubic root of 3747241 is about 155.3235143742.

It can be divided in two parts, 37 and 47241, that added together give a triangular number (47278 = T₃₀₇).

The spelling of 3747241 in words is "three million, seven hundred forty-seven thousand, two hundred forty-one".