4290641 has 2 divisors, whose sum is σ = 4290642. Its totient is φ = 4290640.

The previous prime is 4290553. The next prime is 4290661. The reversal of 4290641 is 1460924.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4289041 + 1600 = 2071^2 + 40^2 .

It is a cyclic number.

It is not a de Polignac number, because 4290641 - 2¹⁰ = 4289617 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4290641.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4290661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2145320 + 2145321.

It is an arithmetic number, because the mean of its divisors is an integer number (2145321).

Almost surely, 2^4290641 is an apocalyptic number.

It is an amenable number.

4290641 is a deficient number, since it is larger than the sum of its proper divisors (1).

4290641 is an equidigital number, since it uses as much as digits as its factorization.

4290641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 4290641 is about 2071.3862507992. The cubic root of 4290641 is about 162.4952708683.

The spelling of 4290641 in words is "four million, two hundred ninety thousand, six hundred forty-one".