2361225631 has 4 divisors (see below), whose sum is σ = 2405777112. Its totient is φ = 2316674152.

The previous prime is 2361225611. The next prime is 2361225653. The reversal of 2361225631 is 1365221632.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2361225631 is a prime.

It is a super-2 number, since 2×2361225631² = 11150772960982696322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2361225593 and 2361225602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2361225611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22275661 + ... + 22275766.

It is an arithmetic number, because the mean of its divisors is an integer number (601444278).

Almost surely, 2^2361225631 is an apocalyptic number.

2361225631 is a deficient number, since it is larger than the sum of its proper divisors (44551481).

2361225631 is an equidigital number, since it uses as much as digits as its factorization.

2361225631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44551480.

The product of its digits is 12960, while the sum is 31.

The square root of 2361225631 is about 48592.4441760239. Note that the first 3 decimals coincide. The cubic root of 2361225631 is about 1331.6164849740.

The spelling of 2361225631 in words is "two billion, three hundred sixty-one million, two hundred twenty-five thousand, six hundred thirty-one".