3701849 has 4 divisors (see below), whose sum is σ = 3792180. Its totient is φ = 3611520.

The previous prime is 3701839. The next prime is 3701881. The reversal of 3701849 is 9481073.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2050624 + 1651225 = 1432^2 + 1285^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3701849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3701809) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45104 + ... + 45185.

It is an arithmetic number, because the mean of its divisors is an integer number (948045).

Almost surely, 2^3701849 is an apocalyptic number.

It is an amenable number.

3701849 is a deficient number, since it is larger than the sum of its proper divisors (90331).

3701849 is an equidigital number, since it uses as much as digits as its factorization.

3701849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90330.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 3701849 is about 1924.0189708004. The cubic root of 3701849 is about 154.6937971589.

The spelling of 3701849 in words is "three million, seven hundred one thousand, eight hundred forty-nine".