336778241 has 2 divisors, whose sum is σ = 336778242. Its totient is φ = 336778240.

The previous prime is 336778231. The next prime is 336778243. The reversal of 336778241 is 142877633.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 236698225 + 100080016 = 15385^2 + 10004^2 .

It is a cyclic number.

It is not a de Polignac number, because 336778241 - 2¹⁸ = 336516097 is a prime.

It is a super-2 number, since 2×336778241² = 226839167222108162, which contains 22 as substring.

Together with 336778243, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (336778243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168389120 + 168389121.

It is an arithmetic number, because the mean of its divisors is an integer number (168389121).

Almost surely, 2^336778241 is an apocalyptic number.

It is an amenable number.

336778241 is a deficient number, since it is larger than the sum of its proper divisors (1).

336778241 is an equidigital number, since it uses as much as digits as its factorization.

336778241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 169344, while the sum is 41.

The square root of 336778241 is about 18351.5187654864. The cubic root of 336778241 is about 695.7416584529.

The spelling of 336778241 in words is "three hundred thirty-six million, seven hundred seventy-eight thousand, two hundred forty-one".