3651795 has 24 divisors (see below), whose sum is σ = 7234656. Its totient is φ = 1669248.

The previous prime is 3651793. The next prime is 3651797. The reversal of 3651795 is 5971563.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3651793) and next prime (3651797).

It is not a de Polignac number, because 3651795 - 2¹ = 3651793 is a prime.

3651795 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3651793) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5482 + ... + 6111.

It is an arithmetic number, because the mean of its divisors is an integer number (301444).

Almost surely, 2^3651795 is an apocalyptic number.

3651795 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3651795 is a deficient number, since it is larger than the sum of its proper divisors (3582861).

3651795 is a wasteful number, since it uses less digits than its factorization.

3651795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11611 (or 11608 counting only the distinct ones).

The product of its digits is 28350, while the sum is 36.

The square root of 3651795 is about 1910.9670326827. The cubic root of 3651795 is about 153.9934078249.

The spelling of 3651795 in words is "three million, six hundred fifty-one thousand, seven hundred ninety-five".