2859497 has 4 divisors (see below), whose sum is σ = 2906436. Its totient is φ = 2812560.

The previous prime is 2859491. The next prime is 2859499. The reversal of 2859497 is 7949582.

It is a happy number.

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 90601 + 2768896 = 301^2 + 1664^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2859497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2859491) 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, 23378 + ... + 23499.

It is an arithmetic number, because the mean of its divisors is an integer number (726609).

2^2859497 is an apocalyptic number.

It is an amenable number.

2859497 is a deficient number, since it is larger than the sum of its proper divisors (46939).

2859497 is an equidigital number, since it uses as much as digits as its factorization.

2859497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46938.

The product of its digits is 181440, while the sum is 44.

The square root of 2859497 is about 1691.0047309218. The cubic root of 2859497 is about 141.9373028776.

The spelling of 2859497 in words is "two million, eight hundred fifty-nine thousand, four hundred ninety-seven".