3749407 has 2 divisors, whose sum is σ = 3749408. Its totient is φ = 3749406.

The previous prime is 3749399. The next prime is 3749443. The reversal of 3749407 is 7049473.

It is a weak prime.

It is an emirp because it is prime and its reverse (7049473) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3749407 - 2³ = 3749399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3749477) 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, 1874703 + 1874704.

It is an arithmetic number, because the mean of its divisors is an integer number (1874704).

Almost surely, 2^3749407 is an apocalyptic number.

3749407 is a deficient number, since it is larger than the sum of its proper divisors (1).

3749407 is an equidigital number, since it uses as much as digits as its factorization.

3749407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 3749407 is about 1936.3385551086. The cubic root of 3749407 is about 155.3534355821.

The spelling of 3749407 in words is "three million, seven hundred forty-nine thousand, four hundred seven".