4790521 has 2 divisors, whose sum is σ = 4790522. Its totient is φ = 4790520.

The previous prime is 4790503. The next prime is 4790537. The reversal of 4790521 is 1250974.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3861225 + 929296 = 1965^2 + 964^2 .

It is a cyclic number.

It is not a de Polignac number, because 4790521 - 2⁷ = 4790393 is a prime.

4790521 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4790521.

It is not a weakly prime, because it can be changed into another prime (4790551) 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, 2395260 + 2395261.

It is an arithmetic number, because the mean of its divisors is an integer number (2395261).

Almost surely, 2^4790521 is an apocalyptic number.

It is an amenable number.

4790521 is a deficient number, since it is larger than the sum of its proper divisors (1).

4790521 is an equidigital number, since it uses as much as digits as its factorization.

4790521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 4790521 is about 2188.7258850756. The cubic root of 4790521 is about 168.5754196330.

The spelling of 4790521 in words is "four million, seven hundred ninety thousand, five hundred twenty-one".