4556397 has 4 divisors (see below), whose sum is σ = 6075200. Its totient is φ = 3037596.

The previous prime is 4556389. The next prime is 4556399. The reversal of 4556397 is 7936554.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4556397 - 2³ = 4556389 is a prime.

It is a d-powerful number, because it can be written as 4⁵ + 5⁹ + 5⁹ + 6 + 3³ + 9⁶ + 7⁶ .

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4556399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 759397 + ... + 759402.

It is an arithmetic number, because the mean of its divisors is an integer number (1518800).

Almost surely, 2^4556397 is an apocalyptic number.

It is an amenable number.

4556397 is a deficient number, since it is larger than the sum of its proper divisors (1518803).

4556397 is a wasteful number, since it uses less digits than its factorization.

4556397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1518802.

The product of its digits is 113400, while the sum is 39.

The square root of 4556397 is about 2134.5718540260. The cubic root of 4556397 is about 165.7832003090.

The spelling of 4556397 in words is "four million, five hundred fifty-six thousand, three hundred ninety-seven".