4737521 has 2 divisors, whose sum is σ = 4737522. Its totient is φ = 4737520.

The previous prime is 4737497. The next prime is 4737529. The reversal of 4737521 is 1257374.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4669921 + 67600 = 2161^2 + 260^2 .

It is a cyclic number.

It is not a de Polignac number, because 4737521 - 2¹⁰ = 4736497 is a prime.

It is not a weakly prime, because it can be changed into another prime (4737529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2368760 + 2368761.

It is an arithmetic number, because the mean of its divisors is an integer number (2368761).

Almost surely, 2^4737521 is an apocalyptic number.

It is an amenable number.

4737521 is a deficient number, since it is larger than the sum of its proper divisors (1).

4737521 is an equidigital number, since it uses as much as digits as its factorization.

4737521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5880, while the sum is 29.

The square root of 4737521 is about 2176.5847100446. The cubic root of 4737521 is about 167.9514339020.

The spelling of 4737521 in words is "four million, seven hundred thirty-seven thousand, five hundred twenty-one".