396233449 has 2 divisors, whose sum is σ = 396233450. Its totient is φ = 396233448.

The previous prime is 396233447. The next prime is 396233527. The reversal of 396233449 is 944332693.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 375119424 + 21114025 = 19368^2 + 4595^2 .

It is a cyclic number.

It is not a de Polignac number, because 396233449 - 2¹ = 396233447 is a prime.

It is a super-2 number, since 2×396233449² = 314001892212871202, which contains 22 as substring.

Together with 396233447, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (396233441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198116724 + 198116725.

It is an arithmetic number, because the mean of its divisors is an integer number (198116725).

Almost surely, 2^396233449 is an apocalyptic number.

It is an amenable number.

396233449 is a deficient number, since it is larger than the sum of its proper divisors (1).

396233449 is an equidigital number, since it uses as much as digits as its factorization.

396233449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 419904, while the sum is 43.

The square root of 396233449 is about 19905.6135047378. The cubic root of 396233449 is about 734.4863203970.

The spelling of 396233449 in words is "three hundred ninety-six million, two hundred thirty-three thousand, four hundred forty-nine".