3745905 has 8 divisors (see below), whose sum is σ = 5993472. Its totient is φ = 1997808.

The previous prime is 3745897. The next prime is 3745913. The reversal of 3745905 is 5095473.

It is an interprime number because it is at equal distance from previous prime (3745897) and next prime (3745913).

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

It is not a de Polignac number, because 3745905 - 2³ = 3745897 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124849 + ... + 124878.

It is an arithmetic number, because the mean of its divisors is an integer number (749184).

Almost surely, 2^3745905 is an apocalyptic number.

It is an amenable number.

3745905 is a deficient number, since it is larger than the sum of its proper divisors (2247567).

3745905 is a wasteful number, since it uses less digits than its factorization.

3745905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249735.

The product of its (nonzero) digits is 18900, while the sum is 33.

The square root of 3745905 is about 1935.4340598429. The cubic root of 3745905 is about 155.3050530688.

The spelling of 3745905 in words is "three million, seven hundred forty-five thousand, nine hundred five".