2481597 has 10 divisors (see below), whose sum is σ = 3707198. Its totient is φ = 1654344.

The previous prime is 2481517. The next prime is 2481601. The reversal of 2481597 is 7951842.

It can be written as a sum of positive squares in only one way, i.e., 2452356 + 29241 = 1566^2 + 171^2 .

It is not a de Polignac number, because 2481597 - 2⁸ = 2481341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2481517) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 15238 + ... + 15399.

2^2481597 is an apocalyptic number.

2481597 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

2481597 is a deficient number, since it is larger than the sum of its proper divisors (1225601).

2481597 is an equidigital number, since it uses as much as digits as its factorization.

2481597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30649 (or 30640 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The square root of 2481597 is about 1575.3085412071. The cubic root of 2481597 is about 135.3870374729.

The spelling of 2481597 in words is "two million, four hundred eighty-one thousand, five hundred ninety-seven".