336289649 has 4 divisors (see below), whose sum is σ = 340546560. Its totient is φ = 332032740.

The previous prime is 336289637. The next prime is 336289651. The reversal of 336289649 is 946982633.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 946982633 = 12781 ⋅74093.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-336289649 is a prime.

It is a super-2 number, since 2×336289649² = 226181456049086402, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 336289597 and 336289606.

It is not an unprimeable number, because it can be changed into a prime (336289609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2128337 + ... + 2128494.

It is an arithmetic number, because the mean of its divisors is an integer number (85136640).

Almost surely, 2^336289649 is an apocalyptic number.

It is an amenable number.

336289649 is a deficient number, since it is larger than the sum of its proper divisors (4256911).

336289649 is an equidigital number, since it uses as much as digits as its factorization.

336289649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4256910.

The product of its digits is 1679616, while the sum is 50.

The square root of 336289649 is about 18338.2019020405. The cubic root of 336289649 is about 695.4050389908.

The spelling of 336289649 in words is "three hundred thirty-six million, two hundred eighty-nine thousand, six hundred forty-nine".