3697161 has 16 divisors (see below), whose sum is σ = 5424384. Its totient is φ = 2225664.

The previous prime is 3697159. The next prime is 3697163. The reversal of 3697161 is 1617963.

It is an interprime number because it is at equal distance from previous prime (3697159) and next prime (3697163).

It is not a de Polignac number, because 3697161 - 2¹ = 3697159 is a prime.

3697161 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3697163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 825 + ... + 2841.

It is an arithmetic number, because the mean of its divisors is an integer number (339024).

Almost surely, 2^3697161 is an apocalyptic number.

It is an amenable number.

3697161 is a deficient number, since it is larger than the sum of its proper divisors (1727223).

3697161 is a wasteful number, since it uses less digits than its factorization.

3697161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2080.

The product of its digits is 6804, while the sum is 33.

The square root of 3697161 is about 1922.8003016434. The cubic root of 3697161 is about 154.6284684661.

The spelling of 3697161 in words is "three million, six hundred ninety-seven thousand, one hundred sixty-one".