893890463 has 2 divisors, whose sum is σ = 893890464. Its totient is φ = 893890462.

The previous prime is 893890399. The next prime is 893890489. The reversal of 893890463 is 364098398.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 893890463 - 2⁶ = 893890399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (893820463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 446945231 + 446945232.

It is an arithmetic number, because the mean of its divisors is an integer number (446945232).

Almost surely, 2^893890463 is an apocalyptic number.

893890463 is a deficient number, since it is larger than the sum of its proper divisors (1).

893890463 is an equidigital number, since it uses as much as digits as its factorization.

893890463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1119744, while the sum is 50.

The square root of 893890463 is about 29898.0009866881. Note that the first 3 decimals coincide. The cubic root of 893890463 is about 963.2997211991.

The spelling of 893890463 in words is "eight hundred ninety-three million, eight hundred ninety thousand, four hundred sixty-three".