4725551 has 2 divisors, whose sum is σ = 4725552. Its totient is φ = 4725550.

The previous prime is 4725527. The next prime is 4725569. The reversal of 4725551 is 1555274.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4725551 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4725151) 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 as a sum of consecutive naturals, namely, 2362775 + 2362776.

It is an arithmetic number, because the mean of its divisors is an integer number (2362776).

Almost surely, 2^4725551 is an apocalyptic number.

4725551 is a deficient number, since it is larger than the sum of its proper divisors (1).

4725551 is an equidigital number, since it uses as much as digits as its factorization.

4725551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7000, while the sum is 29.

The square root of 4725551 is about 2173.8332502747. The cubic root of 4725551 is about 167.8098637847.

The spelling of 4725551 in words is "four million, seven hundred twenty-five thousand, five hundred fifty-one".