3700145 has 8 divisors (see below), whose sum is σ = 4475904. Its totient is φ = 2936304.

The previous prime is 3700141. The next prime is 3700153. The reversal of 3700145 is 5410073.

It is a happy number.

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 3700145 - 2² = 3700141 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3700141) 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, 2279 + ... + 3548.

It is an arithmetic number, because the mean of its divisors is an integer number (559488).

Almost surely, 2^3700145 is an apocalyptic number.

It is an amenable number.

3700145 is a deficient number, since it is larger than the sum of its proper divisors (775759).

3700145 is a wasteful number, since it uses less digits than its factorization.

3700145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5959.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 3700145 is about 1923.5760967531. The cubic root of 3700145 is about 154.6700577891.

The spelling of 3700145 in words is "three million, seven hundred thousand, one hundred forty-five".