3756791 has 2 divisors, whose sum is σ = 3756792. Its totient is φ = 3756790.

The previous prime is 3756773. The next prime is 3756793. The reversal of 3756791 is 1976573.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3756791 is a prime.

It is a super-2 number, since 2×3756791² = 28226957235362, which contains 22 as substring.

Together with 3756793, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3756793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1878395 + 1878396.

It is an arithmetic number, because the mean of its divisors is an integer number (1878396).

Almost surely, 2^3756791 is an apocalyptic number.

3756791 is a deficient number, since it is larger than the sum of its proper divisors (1).

3756791 is an equidigital number, since it uses as much as digits as its factorization.

3756791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 39690, while the sum is 38.

The square root of 3756791 is about 1938.2443086464. The cubic root of 3756791 is about 155.4553519249.

The spelling of 3756791 in words is "three million, seven hundred fifty-six thousand, seven hundred ninety-one".