361000005 has 8 divisors (see below), whose sum is σ = 577600032. Its totient is φ = 192533328.

The previous prime is 361000001. The next prime is 361000027. The reversal of 361000005 is 500000163.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 361000005 - 2² = 361000001 is a prime.

It is a super-2 number, since 2×361000005² = 260642007220000050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15), and also a Moran number because the ratio is a prime number: 24066667 = 361000005 / (3 + 6 + 1 + 0 + 0 + 0 + 0 + 0 + 5).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (361000001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12033319 + ... + 12033348.

It is an arithmetic number, because the mean of its divisors is an integer number (72200004).

Almost surely, 2^361000005 is an apocalyptic number.

It is an amenable number.

361000005 is a deficient number, since it is larger than the sum of its proper divisors (216600027).

361000005 is a wasteful number, since it uses less digits than its factorization.

361000005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24066675.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 361000005 is about 19000.0001315789. Note that the first 3 decimals coincide. The cubic root of 361000005 is about 712.0367391775.

Adding to 361000005 its reverse (500000163), we get a palindrome (861000168).

The spelling of 361000005 in words is "three hundred sixty-one million, five", and thus it is an aban number.