364489 has 4 divisors (see below), whose sum is σ = 369556. Its totient is φ = 359424.

The previous prime is 364471. The next prime is 364499. The reversal of 364489 is 984463.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 166464 + 198025 = 408^2 + 445^2 .

It is a cyclic number.

It is not a de Polignac number, because 364489 - 2⁹ = 363977 is a prime.

It is a super-2 number, since 2×364489² = 265704462242, which contains 22 as substring.

It is a Duffinian number.

364489 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (364459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2424 + ... + 2569.

It is an arithmetic number, because the mean of its divisors is an integer number (92389).

2³⁶⁴⁴⁸⁹ is an apocalyptic number.

It is an amenable number.

364489 is a deficient number, since it is larger than the sum of its proper divisors (5067).

364489 is an equidigital number, since it uses as much as digits as its factorization.

364489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5066.

The product of its digits is 20736, while the sum is 34.

The square root of 364489 is about 603.7292439496. The cubic root of 364489 is about 71.4323287547.

It can be divided in two parts, 36 and 4489, that multiplied together give a square (161604 = 402²).

The spelling of 364489 in words is "three hundred sixty-four thousand, four hundred eighty-nine".