3745667 has 4 divisors (see below), whose sum is σ = 3750816. Its totient is φ = 3740520.

The previous prime is 3745663. The next prime is 3745691. The reversal of 3745667 is 7665473.

3745667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7665473 = 521 ⋅14713.

It is a cyclic number.

It is not a de Polignac number, because 3745667 - 2² = 3745663 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3745667.

It is not an unprimeable number, because it can be changed into a prime (3745663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1259 + ... + 3012.

It is an arithmetic number, because the mean of its divisors is an integer number (937704).

Almost surely, 2^3745667 is an apocalyptic number.

3745667 is a deficient number, since it is larger than the sum of its proper divisors (5149).

3745667 is an equidigital number, since it uses as much as digits as its factorization.

3745667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5148.

The product of its digits is 105840, while the sum is 38.

The square root of 3745667 is about 1935.3725739506. The cubic root of 3745667 is about 155.3017638427.

The spelling of 3745667 in words is "three million, seven hundred forty-five thousand, six hundred sixty-seven".