4619969 has 2 divisors, whose sum is σ = 4619970. Its totient is φ = 4619968.

The previous prime is 4619947. The next prime is 4619981. The reversal of 4619969 is 9699164.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3659569 + 960400 = 1913^2 + 980^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4619969 is a prime.

It is a super-2 number, since 2×4619969² = 42688227121922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4619929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2309984 + 2309985.

It is an arithmetic number, because the mean of its divisors is an integer number (2309985).

Almost surely, 2^4619969 is an apocalyptic number.

It is an amenable number.

4619969 is a deficient number, since it is larger than the sum of its proper divisors (1).

4619969 is an equidigital number, since it uses as much as digits as its factorization.

4619969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 104976, while the sum is 44.

The square root of 4619969 is about 2149.4113147557. The cubic root of 4619969 is about 166.5506583823.

The spelling of 4619969 in words is "four million, six hundred nineteen thousand, nine hundred sixty-nine".