4520961 has 8 divisors (see below), whose sum is σ = 6697760. Its totient is φ = 3013956.

The previous prime is 4520911. The next prime is 4520983. The reversal of 4520961 is 1690254.

It is not a de Polignac number, because 4520961 - 2⁹ = 4520449 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 167443 = 4520961 / (4 + 5 + 2 + 0 + 9 + 6 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4520911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83695 + ... + 83748.

It is an arithmetic number, because the mean of its divisors is an integer number (837220).

Almost surely, 2^4520961 is an apocalyptic number.

It is an amenable number.

4520961 is a deficient number, since it is larger than the sum of its proper divisors (2176799).

4520961 is a wasteful number, since it uses less digits than its factorization.

4520961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167452 (or 167446 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 4520961 is about 2126.2551587239. The cubic root of 4520961 is about 165.3523050803.

The spelling of 4520961 in words is "four million, five hundred twenty thousand, nine hundred sixty-one".