3749791 has 8 divisors (see below), whose sum is σ = 3926144. Its totient is φ = 3576960.

The previous prime is 3749773. The next prime is 3749807. The reversal of 3749791 is 1979473.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3749791 - 2¹³ = 3741599 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 (3749761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1435 + ... + 3091.

It is an arithmetic number, because the mean of its divisors is an integer number (490768).

Almost surely, 2^3749791 is an apocalyptic number.

3749791 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

3749791 is a deficient number, since it is larger than the sum of its proper divisors (176353).

3749791 is a wasteful number, since it uses less digits than its factorization.

3749791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1761.

The product of its digits is 47628, while the sum is 40.

The square root of 3749791 is about 1936.4377087838. The cubic root of 3749791 is about 155.3587389703.

The spelling of 3749791 in words is "three million, seven hundred forty-nine thousand, seven hundred ninety-one".