356464393 has 2 divisors, whose sum is σ = 356464394. Its totient is φ = 356464392.

The previous prime is 356464391. The next prime is 356464417. The reversal of 356464393 is 393464653.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 266081344 + 90383049 = 16312^2 + 9507^2 .

It is an emirp because it is prime and its reverse (393464653) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 356464393 - 2¹ = 356464391 is a prime.

Together with 356464391, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (356464391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178232196 + 178232197.

It is an arithmetic number, because the mean of its divisors is an integer number (178232197).

Almost surely, 2^356464393 is an apocalyptic number.

It is an amenable number.

356464393 is a deficient number, since it is larger than the sum of its proper divisors (1).

356464393 is an equidigital number, since it uses as much as digits as its factorization.

356464393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 699840, while the sum is 43.

The square root of 356464393 is about 18880.2646432724. The cubic root of 356464393 is about 709.0421474862.

The spelling of 356464393 in words is "three hundred fifty-six million, four hundred sixty-four thousand, three hundred ninety-three".