364309109 has 4 divisors (see below), whose sum is σ = 366415116. Its totient is φ = 362203104.

The previous prime is 364309073. The next prime is 364309139. The reversal of 364309109 is 901903463.

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 219780625 + 144528484 = 14825^2 + 12022^2 .

It is a cyclic number.

It is not a de Polignac number, because 364309109 - 2¹² = 364305013 is a prime.

It is a super-2 number, since 2×364309109² = 265442253800747762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (364309139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1052744 + ... + 1053089.

It is an arithmetic number, because the mean of its divisors is an integer number (91603779).

Almost surely, 2^364309109 is an apocalyptic number.

It is an amenable number.

364309109 is a deficient number, since it is larger than the sum of its proper divisors (2106007).

364309109 is a wasteful number, since it uses less digits than its factorization.

364309109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2106006.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 364309109 is about 19086.8831661956. The cubic root of 364309109 is about 714.2057517859.

The spelling of 364309109 in words is "three hundred sixty-four million, three hundred nine thousand, one hundred nine".