397683367 has 2 divisors, whose sum is σ = 397683368. Its totient is φ = 397683366.

The previous prime is 397683353. The next prime is 397683373. The reversal of 397683367 is 763386793.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 397683367 - 2¹⁵ = 397650599 is a prime.

It is a super-3 number, since 3×397683367³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (397683337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198841683 + 198841684.

It is an arithmetic number, because the mean of its divisors is an integer number (198841684).

Almost surely, 2^397683367 is an apocalyptic number.

397683367 is a deficient number, since it is larger than the sum of its proper divisors (1).

397683367 is an equidigital number, since it uses as much as digits as its factorization.

397683367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3429216, while the sum is 52.

The square root of 397683367 is about 19942.0000752181. Note that the first 4 decimals coincide. The cubic root of 397683367 is about 735.3811200043.

The spelling of 397683367 in words is "three hundred ninety-seven million, six hundred eighty-three thousand, three hundred sixty-seven".