5420669 has 2 divisors, whose sum is σ = 5420670. Its totient is φ = 5420668.

The previous prime is 5420633. The next prime is 5420677. The reversal of 5420669 is 9660245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3496900 + 1923769 = 1870^2 + 1387^2 .

It is a cyclic number.

It is not a de Polignac number, because 5420669 - 2⁸ = 5420413 is a prime.

It is a super-2 number, since 2×5420669² = 58767304815122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5420969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2710334 + 2710335.

It is an arithmetic number, because the mean of its divisors is an integer number (2710335).

Almost surely, 2^5420669 is an apocalyptic number.

It is an amenable number.

5420669 is a deficient number, since it is larger than the sum of its proper divisors (1).

5420669 is an equidigital number, since it uses as much as digits as its factorization.

5420669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 5420669 is about 2328.2330209839. The cubic root of 5420669 is about 175.6646182831.

The spelling of 5420669 in words is "five million, four hundred twenty thousand, six hundred sixty-nine".