364891 has 2 divisors, whose sum is σ = 364892. Its totient is φ = 364890.

The previous prime is 364883. The next prime is 364909. The reversal of 364891 is 198463.

It is a weak prime.

It is an emirp because it is prime and its reverse (198463) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 364891 - 2³ = 364883 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (364801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 182445 + 182446.

It is an arithmetic number, because the mean of its divisors is an integer number (182446).

2³⁶⁴⁸⁹¹ is an apocalyptic number.

364891 is a deficient number, since it is larger than the sum of its proper divisors (1).

364891 is an equidigital number, since it uses as much as digits as its factorization.

364891 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 31.

The square root of 364891 is about 604.0620829021. The cubic root of 364891 is about 71.4585803431.

The spelling of 364891 in words is "three hundred sixty-four thousand, eight hundred ninety-one".