336541681 has 16 divisors (see below), whose sum is σ = 404064000. Its totient is φ = 274051008.

The previous prime is 336541651. The next prime is 336541687. The reversal of 336541681 is 186145633.

It is not a de Polignac number, because 336541681 - 2¹⁷ = 336410609 is a prime.

It is a super-2 number, since 2×336541681² = 226520606100611522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 336541681.

It is not an unprimeable number, because it can be changed into a prime (336541687) 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, 16975 + ... + 31003.

It is an arithmetic number, because the mean of its divisors is an integer number (25254000).

Almost surely, 2^336541681 is an apocalyptic number.

It is an amenable number.

336541681 is a deficient number, since it is larger than the sum of its proper divisors (67522319).

336541681 is a wasteful number, since it uses less digits than its factorization.

336541681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14208.

The product of its digits is 51840, while the sum is 37.

The square root of 336541681 is about 18345.0723901543. The cubic root of 336541681 is about 695.5787191874.

The spelling of 336541681 in words is "three hundred thirty-six million, five hundred forty-one thousand, six hundred eighty-one".