2497161 has 8 divisors (see below), whose sum is σ = 3444480. Its totient is φ = 1607312.

The previous prime is 2497129. The next prime is 2497163. The reversal of 2497161 is 1617942.

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 2497161 - 2⁵ = 2497129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2497163) 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, 14265 + ... + 14438.

It is an arithmetic number, because the mean of its divisors is an integer number (430560).

2^2497161 is an apocalyptic number.

It is an amenable number.

2497161 is a deficient number, since it is larger than the sum of its proper divisors (947319).

2497161 is a wasteful number, since it uses less digits than its factorization.

2497161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28735.

The product of its digits is 3024, while the sum is 30.

The square root of 2497161 is about 1580.2408044346. The cubic root of 2497161 is about 135.6694864929.

The spelling of 2497161 in words is "two million, four hundred ninety-seven thousand, one hundred sixty-one".