364491 has 6 divisors (see below), whose sum is σ = 526500. Its totient is φ = 242988.

The previous prime is 364471. The next prime is 364499. The reversal of 364491 is 194463.

It is not a de Polignac number, because 364491 - 2⁵ = 364459 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 364491.

It is not an unprimeable number, because it can be changed into a prime (364499) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20241 + ... + 20258.

It is an arithmetic number, because the mean of its divisors is an integer number (87750).

364491 is a Friedman number, since it can be written as 4*(46-1)^3-9, using all its digits and the basic arithmetic operations.

2³⁶⁴⁴⁹¹ is an apocalyptic number.

364491 is a deficient number, since it is larger than the sum of its proper divisors (162009).

364491 is a wasteful number, since it uses less digits than its factorization.

364491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40505 (or 40502 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 364491 is about 603.7309003190. The cubic root of 364491 is about 71.4324594074.

The spelling of 364491 in words is "three hundred sixty-four thousand, four hundred ninety-one".