336813947 has 2 divisors, whose sum is σ = 336813948. Its totient is φ = 336813946.

The previous prime is 336813913. The next prime is 336813959. The reversal of 336813947 is 749318633.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-336813947 is a prime.

It is a super-2 number, since 2×336813947² = 226887269787437618, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 336813898 and 336813907.

It is not a weakly prime, because it can be changed into another prime (336813907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168406973 + 168406974.

It is an arithmetic number, because the mean of its divisors is an integer number (168406974).

Almost surely, 2^336813947 is an apocalyptic number.

336813947 is a deficient number, since it is larger than the sum of its proper divisors (1).

336813947 is an equidigital number, since it uses as much as digits as its factorization.

336813947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 326592, while the sum is 44.

The square root of 336813947 is about 18352.4915747154. The cubic root of 336813947 is about 695.7662456251.

The spelling of 336813947 in words is "three hundred thirty-six million, eight hundred thirteen thousand, nine hundred forty-seven".