2261384627 has 4 divisors (see below), whose sum is σ = 2299713240. Its totient is φ = 2223056016.

The previous prime is 2261384599. The next prime is 2261384677. The reversal of 2261384627 is 7264831622.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7264831622 = 2 ⋅3632415811.

It is a cyclic number.

It is not a de Polignac number, because 2261384627 - 2¹⁶ = 2261319091 is a prime.

It is a super-2 number, since 2×2261384627² = 10227720862463858258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2261384677) 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, 19164218 + ... + 19164335.

It is an arithmetic number, because the mean of its divisors is an integer number (574928310).

Almost surely, 2^2261384627 is an apocalyptic number.

2261384627 is a deficient number, since it is larger than the sum of its proper divisors (38328613).

2261384627 is an equidigital number, since it uses as much as digits as its factorization.

2261384627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38328612.

The product of its digits is 193536, while the sum is 41.

The square root of 2261384627 is about 47554.0179900710. The cubic root of 2261384627 is about 1312.5770661566.

The spelling of 2261384627 in words is "two billion, two hundred sixty-one million, three hundred eighty-four thousand, six hundred twenty-seven".