889465387 has 2 divisors, whose sum is σ = 889465388. Its totient is φ = 889465386.

The previous prime is 889465337. The next prime is 889465391. The reversal of 889465387 is 783564988.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 889465387 - 2¹¹ = 889463339 is a prime.

It is a super-2 number, since 2×889465387² = 1582297349342119538, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (889465337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 444732693 + 444732694.

It is an arithmetic number, because the mean of its divisors is an integer number (444732694).

Almost surely, 2^889465387 is an apocalyptic number.

889465387 is a deficient number, since it is larger than the sum of its proper divisors (1).

889465387 is an equidigital number, since it uses as much as digits as its factorization.

889465387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11612160, while the sum is 58.

The square root of 889465387 is about 29823.9063001479. The cubic root of 889465387 is about 961.7075321554.

The spelling of 889465387 in words is "eight hundred eighty-nine million, four hundred sixty-five thousand, three hundred eighty-seven".