383485393 has 2 divisors, whose sum is σ = 383485394. Its totient is φ = 383485392.

The previous prime is 383485367. The next prime is 383485441. The reversal of 383485393 is 393584383.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 325008784 + 58476609 = 18028^2 + 7647^2 .

It is a cyclic number.

It is not a de Polignac number, because 383485393 - 2¹³ = 383477201 is a prime.

It is a super-2 number, since 2×383485393² = 294122093288728898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (383485343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191742696 + 191742697.

It is an arithmetic number, because the mean of its divisors is an integer number (191742697).

Almost surely, 2^383485393 is an apocalyptic number.

It is an amenable number.

383485393 is a deficient number, since it is larger than the sum of its proper divisors (1).

383485393 is an equidigital number, since it uses as much as digits as its factorization.

383485393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 933120, while the sum is 46.

The square root of 383485393 is about 19582.7830759573. The cubic root of 383485393 is about 726.5234034503.

The spelling of 383485393 in words is "three hundred eighty-three million, four hundred eighty-five thousand, three hundred ninety-three".