3734681 has 2 divisors, whose sum is σ = 3734682. Its totient is φ = 3734680.

The previous prime is 3734657. The next prime is 3734693. The reversal of 3734681 is 1864373.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3222025 + 512656 = 1795^2 + 716^2 .

It is a cyclic number.

It is not a de Polignac number, because 3734681 - 2⁶ = 3734617 is a prime.

It is a super-2 number, since 2×3734681² = 27895684343522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3730681) 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, 1867340 + 1867341.

It is an arithmetic number, because the mean of its divisors is an integer number (1867341).

Almost surely, 2^3734681 is an apocalyptic number.

It is an amenable number.

3734681 is a deficient number, since it is larger than the sum of its proper divisors (1).

3734681 is an equidigital number, since it uses as much as digits as its factorization.

3734681 is an odious number, because the sum of its binary digits is odd.

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

The square root of 3734681 is about 1932.5322765739. The cubic root of 3734681 is about 155.1497823722.

The spelling of 3734681 in words is "three million, seven hundred thirty-four thousand, six hundred eighty-one".