4797561 has 8 divisors (see below), whose sum is σ = 6411744. Its totient is φ = 3190880.

The previous prime is 4797539. The next prime is 4797563. The reversal of 4797561 is 1657974.

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 4797561 - 2⁶ = 4797497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4797563) 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 7 ways as a sum of consecutive naturals, for example, 156 + ... + 3101.

It is an arithmetic number, because the mean of its divisors is an integer number (801468).

Almost surely, 2^4797561 is an apocalyptic number.

It is an amenable number.

4797561 is a deficient number, since it is larger than the sum of its proper divisors (1614183).

4797561 is a wasteful number, since it uses less digits than its factorization.

4797561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3751.

The product of its digits is 52920, while the sum is 39.

The square root of 4797561 is about 2190.3335362451. Note that the first 3 decimals coincide. The cubic root of 4797561 is about 168.6579569382.

The spelling of 4797561 in words is "four million, seven hundred ninety-seven thousand, five hundred sixty-one".