336305645 has 16 divisors (see below), whose sum is σ = 460177200. Its totient is φ = 233739264.

The previous prime is 336305621. The next prime is 336305647. The reversal of 336305645 is 546503633.

It can be written as a sum of positive squares in 8 ways, for example, as 12773476 + 323532169 = 3574^2 + 17987^2 .

It is a cyclic number.

It is not a de Polignac number, because 336305645 - 2²⁸ = 67870189 is a prime.

It is a super-3 number, since 3×336305645³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (336305647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151070 + ... + 153279.

It is an arithmetic number, because the mean of its divisors is an integer number (28761075).

Almost surely, 2^336305645 is an apocalyptic number.

It is an amenable number.

336305645 is a deficient number, since it is larger than the sum of its proper divisors (123871555).

336305645 is a wasteful number, since it uses less digits than its factorization.

336305645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304384.

The product of its (nonzero) digits is 97200, while the sum is 35.

The square root of 336305645 is about 18338.6380355794. The cubic root of 336305645 is about 695.4160647268.

The spelling of 336305645 in words is "three hundred thirty-six million, three hundred five thousand, six hundred forty-five".