3745641 has 8 divisors (see below), whose sum is σ = 5257120. Its totient is φ = 2365632.

The previous prime is 3745631. The next prime is 3745649. The reversal of 3745641 is 1465473.

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

It is not a de Polignac number, because 3745641 - 2⁹ = 3745129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3745599 and 3745608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3745649) 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, 32800 + ... + 32913.

It is an arithmetic number, because the mean of its divisors is an integer number (657140).

Almost surely, 2^3745641 is an apocalyptic number.

It is an amenable number.

3745641 is a deficient number, since it is larger than the sum of its proper divisors (1511479).

3745641 is a wasteful number, since it uses less digits than its factorization.

3745641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65735.

The product of its digits is 10080, while the sum is 30.

The square root of 3745641 is about 1935.3658568860. The cubic root of 3745641 is about 155.3014045070.

The spelling of 3745641 in words is "three million, seven hundred forty-five thousand, six hundred forty-one".