4285435621 has 2 divisors, whose sum is σ = 4285435622. Its totient is φ = 4285435620.

The previous prime is 4285435603. The next prime is 4285435639. The reversal of 4285435621 is 1265345824.

4285435621 = 46289² + 46290².

It is a balanced prime because it is at equal distance from previous prime (4285435603) and next prime (4285435639).

It can be written as a sum of positive squares in only one way, i.e., 2142764100 + 2142671521 = 46290^2 + 46289^2 .

It is a cyclic number.

It is not a de Polignac number, because 4285435621 - 2¹⁷ = 4285304549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4285432621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2142717810 + 2142717811.

It is an arithmetic number, because the mean of its divisors is an integer number (2142717811).

Almost surely, 2^4285435621 is an apocalyptic number.

4285435621 is the 46290-th centered square number.

It is an amenable number.

4285435621 is a deficient number, since it is larger than the sum of its proper divisors (1).

4285435621 is an equidigital number, since it uses as much as digits as its factorization.

4285435621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 230400, while the sum is 40.

The square root of 4285435621 is about 65463.2386992883. The cubic root of 4285435621 is about 1624.2953152530.

The spelling of 4285435621 in words is "four billion, two hundred eighty-five million, four hundred thirty-five thousand, six hundred twenty-one".