4259897 has 4 divisors (see below), whose sum is σ = 4406820. Its totient is φ = 4112976.

The previous prime is 4259891. The next prime is 4259903. The reversal of 4259897 is 7989524.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4259891) and next prime (4259903).

It can be written as a sum of positive squares in 2 ways, for example, as 1860496 + 2399401 = 1364^2 + 1549^2 .

It is a cyclic number.

It is not a de Polignac number, because 4259897 - 2⁶ = 4259833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4259891) 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, 73418 + ... + 73475.

It is an arithmetic number, because the mean of its divisors is an integer number (1101705).

Almost surely, 2^4259897 is an apocalyptic number.

It is an amenable number.

4259897 is a deficient number, since it is larger than the sum of its proper divisors (146923).

4259897 is a wasteful number, since it uses less digits than its factorization.

4259897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146922.

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

The square root of 4259897 is about 2063.9517920727. The cubic root of 4259897 is about 162.1062276409.

The spelling of 4259897 in words is "four million, two hundred fifty-nine thousand, eight hundred ninety-seven".