4346989 has 2 divisors, whose sum is σ = 4346990. Its totient is φ = 4346988.

The previous prime is 4346981. The next prime is 4347001. The reversal of 4346989 is 9896434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4338889 + 8100 = 2083^2 + 90^2 .

It is a cyclic number.

It is not a de Polignac number, because 4346989 - 2³ = 4346981 is a prime.

It is a super-2 number, since 2×4346989² = 37792626732242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4346981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2173494 + 2173495.

It is an arithmetic number, because the mean of its divisors is an integer number (2173495).

Almost surely, 2^4346989 is an apocalyptic number.

It is an amenable number.

4346989 is a deficient number, since it is larger than the sum of its proper divisors (1).

4346989 is an equidigital number, since it uses as much as digits as its factorization.

4346989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 43.

The square root of 4346989 is about 2084.9434045077. The cubic root of 4346989 is about 163.2035171011.

It can be divided in two parts, 4346 and 989, that added together give a palindrome (5335).

The spelling of 4346989 in words is "four million, three hundred forty-six thousand, nine hundred eighty-nine".