336290645 has 4 divisors (see below), whose sum is σ = 403548780. Its totient is φ = 269032512.

The previous prime is 336290629. The next prime is 336290653. The reversal of 336290645 is 546092633.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 546092633 = 73 ⋅7480721.

It can be written as a sum of positive squares in 2 ways, for example, as 229643716 + 106646929 = 15154^2 + 10327^2 .

It is a cyclic number.

It is not a de Polignac number, because 336290645 - 2⁴ = 336290629 is a prime.

It is a super-2 number, since 2×336290645² = 226182795829032050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 336290599 and 336290608.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33629060 + ... + 33629069.

It is an arithmetic number, because the mean of its divisors is an integer number (100887195).

Almost surely, 2^336290645 is an apocalyptic number.

It is an amenable number.

336290645 is a deficient number, since it is larger than the sum of its proper divisors (67258135).

336290645 is an equidigital number, since it uses as much as digits as its factorization.

336290645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67258134.

The product of its (nonzero) digits is 116640, while the sum is 38.

The square root of 336290645 is about 18338.2290584451. The cubic root of 336290645 is about 695.4057255247.

The spelling of 336290645 in words is "three hundred thirty-six million, two hundred ninety thousand, six hundred forty-five".